74440150 has 12 divisors (see below), whose sum is σ = 138458772. Its totient is φ = 29776040.

The previous prime is 74440147. The next prime is 74440153. The reversal of 74440150 is 5104447.

It is an interprime number because it is at equal distance from previous prime (74440147) and next prime (74440153).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74440153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 744352 + ... + 744451.

It is an arithmetic number, because the mean of its divisors is an integer number (11538231).

Almost surely, 2^74440150 is an apocalyptic number.

74440150 is a deficient number, since it is larger than the sum of its proper divisors (64018622).

74440150 is a wasteful number, since it uses less digits than its factorization.

74440150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488815 (or 1488810 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 74440150 is about 8627.8705368127. The cubic root of 74440150 is about 420.6643868674.

Adding to 74440150 its reverse (5104447), we get a palindrome (79544597).

The spelling of 74440150 in words is "seventy-four million, four hundred forty thousand, one hundred fifty".