772452528 has 120 divisors (see below), whose sum is σ = 2159893008. Its totient is φ = 237060096.

The previous prime is 772452509. The next prime is 772452553. The reversal of 772452528 is 825254277.

It is a self number, because there is not a number n which added to its sum of digits gives 772452528.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2291976 + ... + 2292312.

Almost surely, 2^772452528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 772452528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1079946504).

772452528 is an abundant number, since it is smaller than the sum of its proper divisors (1387440480).

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

772452528 is a wasteful number, since it uses less digits than its factorization.

772452528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 412 counting only the distinct ones).

The product of its digits is 313600, while the sum is 42.

The square root of 772452528 is about 27793.0302054310. The cubic root of 772452528 is about 917.5377322399.

The spelling of 772452528 in words is "seven hundred seventy-two million, four hundred fifty-two thousand, five hundred twenty-eight".