772730250 has 32 divisors (see below), whose sum is σ = 1928736576. Its totient is φ = 206061200.

The previous prime is 772730221. The next prime is 772730261. The reversal of 772730250 is 52037277.

It is a super-2 number, since 2×772730250² = 1194224078530125000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514404 + ... + 515903.

It is an arithmetic number, because the mean of its divisors is an integer number (60273018).

Almost surely, 2^772730250 is an apocalyptic number.

772730250 is an abundant number, since it is smaller than the sum of its proper divisors (1156006326).

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

772730250 is a wasteful number, since it uses less digits than its factorization.

772730250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030327 (or 1030317 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 33.

The square root of 772730250 is about 27798.0260090532. The cubic root of 772730250 is about 917.6476806929.

The spelling of 772730250 in words is "seven hundred seventy-two million, seven hundred thirty thousand, two hundred fifty".