74061750 has 64 divisors (see below), whose sum is σ = 211281408. Its totient is φ = 16927200.

The previous prime is 74061749. The next prime is 74061751. The reversal of 74061750 is 5716047.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74061749) and next prime (74061751).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74061751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1804 + ... + 12303.

It is an arithmetic number, because the mean of its divisors is an integer number (3301272).

Almost surely, 2^74061750 is an apocalyptic number.

74061750 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 74061750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105640704).

74061750 is an abundant number, since it is smaller than the sum of its proper divisors (137219658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74061750 is a wasteful number, since it uses less digits than its factorization.

74061750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14134 (or 14124 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 74061750 is about 8605.9136644519. The cubic root of 74061750 is about 419.9503909660.

Adding to 74061750 its reverse (5716047), we get a palindrome (79777797).

The spelling of 74061750 in words is "seventy-four million, sixty-one thousand, seven hundred fifty".