53015290 has 16 divisors (see below), whose sum is σ = 96321312. Its totient is φ = 21007504.

The previous prime is 53015273. The next prime is 53015293. The reversal of 53015290 is 9251035.

It is not an unprimeable number, because it can be changed into a prime (53015293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23704 + ... + 25843.

It is an arithmetic number, because the mean of its divisors is an integer number (6020082).

Almost surely, 2^53015290 is an apocalyptic number.

53015290 is a deficient number, since it is larger than the sum of its proper divisors (43306022).

53015290 is a wasteful number, since it uses less digits than its factorization.

53015290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49661.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 53015290 is about 7281.1599350653. The cubic root of 53015290 is about 375.6646937158.

The spelling of 53015290 in words is "fifty-three million, fifteen thousand, two hundred ninety".