7390880 has 48 divisors (see below), whose sum is σ = 19958400. Its totient is φ = 2533632.

The previous prime is 7390819. The next prime is 7390907. The reversal of 7390880 is 880937.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 7390880.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2180 + ... + 4419.

It is an arithmetic number, because the mean of its divisors is an integer number (415800).

Almost surely, 2^7390880 is an apocalyptic number.

7390880 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7390880 is an abundant number, since it is smaller than the sum of its proper divisors (12567520).

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

7390880 is a wasteful number, since it uses less digits than its factorization.

7390880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6621 (or 6613 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 7390880 is about 2718.6172956119. The cubic root of 7390880 is about 194.7894286238.

The spelling of 7390880 in words is "seven million, three hundred ninety thousand, eight hundred eighty".