772404 has 24 divisors (see below), whose sum is σ = 1817088. Its totient is φ = 255360.

The previous prime is 772403. The next prime is 772439. The reversal of 772404 is 404277.

772404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2124 + ... + 2460.

It is an arithmetic number, because the mean of its divisors is an integer number (75712).

2⁷⁷²⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

772404 is an abundant number, since it is smaller than the sum of its proper divisors (1044684).

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

772404 is a wasteful number, since it uses less digits than its factorization.

772404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 24.

The square root of 772404 is about 878.8651773736. The cubic root of 772404 is about 91.7518517595.

It can be divided in two parts, 772 and 404, that added together give a triangular number (1176 = T₄₈).

The spelling of 772404 in words is "seven hundred seventy-two thousand, four hundred four", and thus it is an iban number.