79352040 has 32 divisors (see below), whose sum is σ = 238056480. Its totient is φ = 21160512.

The previous prime is 79352017. The next prime is 79352057. The reversal of 79352040 is 4025397.

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

It is a junction number, because it is equal to n+sod(n) for n = 79351989 and 79352007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330514 + ... + 330753.

It is an arithmetic number, because the mean of its divisors is an integer number (7439265).

Almost surely, 2^79352040 is an apocalyptic number.

It is an amenable number.

79352040 is an abundant number, since it is smaller than the sum of its proper divisors (158704440).

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

79352040 is a wasteful number, since it uses less digits than its factorization.

79352040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661281 (or 661277 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 79352040 is about 8907.9762011357. The cubic root of 79352040 is about 429.7204601009.

The spelling of 79352040 in words is "seventy-nine million, three hundred fifty-two thousand, forty".