65457330 has 32 divisors (see below), whose sum is σ = 157616064. Its totient is φ = 17397696.

The previous prime is 65457319. The next prime is 65457341. The reversal of 65457330 is 3375456.

It is an interprime number because it is at equal distance from previous prime (65457319) and next prime (65457341).

It is a junction number, because it is equal to n+sod(n) for n = 65457291 and 65457300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6069 + ... + 12951.

It is an arithmetic number, because the mean of its divisors is an integer number (4925502).

Almost surely, 2^65457330 is an apocalyptic number.

65457330 is an abundant number, since it is smaller than the sum of its proper divisors (92158734).

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

65457330 is a wasteful number, since it uses less digits than its factorization.

65457330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7210.

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 65457330 is about 8090.5704372436. The cubic root of 65457330 is about 403.0133465195.

The spelling of 65457330 in words is "sixty-five million, four hundred fifty-seven thousand, three hundred thirty".