74479365 has 32 divisors (see below), whose sum is σ = 133407360. Its totient is φ = 39422592.

The previous prime is 74479357. The next prime is 74479367. The reversal of 74479365 is 56397447.

It is not a de Polignac number, because 74479365 - 2³ = 74479357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 74479365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74479367) 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, 16482 + ... + 20508.

It is an arithmetic number, because the mean of its divisors is an integer number (4168980).

Almost surely, 2^74479365 is an apocalyptic number.

It is an amenable number.

74479365 is a deficient number, since it is larger than the sum of its proper divisors (58927995).

74479365 is a wasteful number, since it uses less digits than its factorization.

74479365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178 (or 4172 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 74479365 is about 8630.1428145773. The cubic root of 74479365 is about 420.7382424325.

The spelling of 74479365 in words is "seventy-four million, four hundred seventy-nine thousand, three hundred sixty-five".