53065494 has 24 divisors (see below), whose sum is σ = 115223472. Its totient is φ = 17650320.

The previous prime is 53065489. The next prime is 53065513. The reversal of 53065494 is 49456035.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6124 + ... + 11984.

It is an arithmetic number, because the mean of its divisors is an integer number (4800978).

Almost surely, 2^53065494 is an apocalyptic number.

53065494 is an abundant number, since it is smaller than the sum of its proper divisors (62157978).

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

53065494 is a wasteful number, since it uses less digits than its factorization.

53065494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6372 (or 6369 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 53065494 is about 7284.6066468959. The cubic root of 53065494 is about 375.7832376312.

The spelling of 53065494 in words is "fifty-three million, sixty-five thousand, four hundred ninety-four".