74116650 has 48 divisors (see below), whose sum is σ = 187737984. Its totient is φ = 19342080.

The previous prime is 74116597. The next prime is 74116657. The reversal of 74116650 is 5661147.

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 (74116657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1794 + ... + 12306.

It is an arithmetic number, because the mean of its divisors is an integer number (3911208).

Almost surely, 2^74116650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74116650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93868992).

74116650 is an abundant number, since it is smaller than the sum of its proper divisors (113621334).

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

74116650 is a wasteful number, since it uses less digits than its factorization.

74116650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10575 (or 10570 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 74116650 is about 8609.1027407042. The cubic root of 74116650 is about 420.0541313450.

Adding to 74116650 its reverse (5661147), we get a palindrome (79777797).

It can be divided in two parts, 741 and 16650, that added together give a triangular number (17391 = T₁₈₆).

The spelling of 74116650 in words is "seventy-four million, one hundred sixteen thousand, six hundred fifty".