752397420 has 48 divisors (see below), whose sum is σ = 2108107008. Its totient is φ = 200506560.

The previous prime is 752397419. The next prime is 752397427. The reversal of 752397420 is 24793257.

752397420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×752397420² = 1132203755245312800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (752397427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116065 + ... + 122375.

It is an arithmetic number, because the mean of its divisors is an integer number (43918896).

Almost surely, 2^752397420 is an apocalyptic number.

It is an amenable number.

752397420 is an abundant number, since it is smaller than the sum of its proper divisors (1355709588).

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

752397420 is a wasteful number, since it uses less digits than its factorization.

752397420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8310 (or 8308 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 752397420 is about 27429.8636525959. The cubic root of 752397420 is about 909.5273558927.

The spelling of 752397420 in words is "seven hundred fifty-two million, three hundred ninety-seven thousand, four hundred twenty".