7452920 has 32 divisors (see below), whose sum is σ = 17500320. Its totient is φ = 2851200.

The previous prime is 7452917. The next prime is 7452923. The reversal of 7452920 is 292547.

It is an interprime number because it is at equal distance from previous prime (7452917) and next prime (7452923).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7452923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3131 + ... + 4970.

It is an arithmetic number, because the mean of its divisors is an integer number (546885).

Almost surely, 2^7452920 is an apocalyptic number.

It is an amenable number.

7452920 is an abundant number, since it is smaller than the sum of its proper divisors (10047400).

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

7452920 is a wasteful number, since it uses less digits than its factorization.

7452920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8135 (or 8131 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 7452920 is about 2730.0036630012. The cubic root of 7452920 is about 195.3329398768.

The spelling of 7452920 in words is "seven million, four hundred fifty-two thousand, nine hundred twenty".