53950138 has 16 divisors (see below), whose sum is σ = 88617600. Its totient is φ = 24429600.

The previous prime is 53950087. The next prime is 53950147. The reversal of 53950138 is 83105935.

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, 1438 + ... + 10486.

It is an arithmetic number, because the mean of its divisors is an integer number (5538600).

Almost surely, 2^53950138 is an apocalyptic number.

53950138 is a deficient number, since it is larger than the sum of its proper divisors (34667462).

53950138 is a wasteful number, since it uses less digits than its factorization.

53950138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9333.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 53950138 is about 7345.0757654363. The cubic root of 53950138 is about 377.8599417659.

The spelling of 53950138 in words is "fifty-three million, nine hundred fifty thousand, one hundred thirty-eight".