772429338 has 16 divisors (see below), whose sum is σ = 1716509760. Its totient is φ = 257476428.

The previous prime is 772429331. The next prime is 772429369. The reversal of 772429338 is 833924277.

772429338 is a `hidden beast` number, since 77 + 242 + 9 + 338 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 772429293 and 772429302.

It is not an unprimeable number, because it can be changed into a prime (772429331) by changing a digit.

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, 7152070 + ... + 7152177.

It is an arithmetic number, because the mean of its divisors is an integer number (107281860).

Almost surely, 2^772429338 is an apocalyptic number.

772429338 is an abundant number, since it is smaller than the sum of its proper divisors (944080422).

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

772429338 is a wasteful number, since it uses less digits than its factorization.

772429338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14304258 (or 14304252 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 772429338 is about 27792.6130113741. The cubic root of 772429338 is about 917.5285502677.

The spelling of 772429338 in words is "seven hundred seventy-two million, four hundred twenty-nine thousand, three hundred thirty-eight".