772530 has 32 divisors (see below), whose sum is σ = 2023488. Its totient is φ = 187200.

The previous prime is 772517. The next prime is 772537. The reversal of 772530 is 35277.

It is a self number, because there is not a number n which added to its sum of digits gives 772530.

It is not an unprimeable number, because it can be changed into a prime (772537) by changing a digit.

772530 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841 + ... + 1500.

It is an arithmetic number, because the mean of its divisors is an integer number (63234).

2⁷⁷²⁵³⁰ is an apocalyptic number.

772530 is an abundant number, since it is smaller than the sum of its proper divisors (1250958).

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

772530 is a wasteful number, since it uses less digits than its factorization.

772530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362.

The product of its (nonzero) digits is 1470, while the sum is 24.

The square root of 772530 is about 878.9368578004. The cubic root of 772530 is about 91.7568405584.

The spelling of 772530 in words is "seven hundred seventy-two thousand, five hundred thirty".