53965554 has 32 divisors (see below), whose sum is σ = 110605824. Its totient is φ = 17546880.

The previous prime is 53965547. The next prime is 53965591. The reversal of 53965554 is 45556935.

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, 70534 + ... + 71294.

It is an arithmetic number, because the mean of its divisors is an integer number (3456432).

Almost surely, 2^53965554 is an apocalyptic number.

53965554 is an abundant number, since it is smaller than the sum of its proper divisors (56640270).

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

53965554 is a wasteful number, since it uses less digits than its factorization.

53965554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042.

The product of its digits is 405000, while the sum is 42.

The square root of 53965554 is about 7346.1251010312. The cubic root of 53965554 is about 377.8959289097.

The spelling of 53965554 in words is "fifty-three million, nine hundred sixty-five thousand, five hundred fifty-four".