52930390 has 16 divisors (see below), whose sum is σ = 100289520. Its totient is φ = 20057760.

The previous prime is 52930351. The next prime is 52930403. The reversal of 52930390 is 9303925.

It is a congruent number.

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, 139101 + ... + 139480.

It is an arithmetic number, because the mean of its divisors is an integer number (6268095).

Almost surely, 2^52930390 is an apocalyptic number.

52930390 is a deficient number, since it is larger than the sum of its proper divisors (47359130).

52930390 is a wasteful number, since it uses less digits than its factorization.

52930390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278607.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 52930390 is about 7275.3274840381. The cubic root of 52930390 is about 375.4640536558.

The spelling of 52930390 in words is "fifty-two million, nine hundred thirty thousand, three hundred ninety".