53881954 has 16 divisors (see below), whose sum is σ = 94622976. Its totient is φ = 22528800.

The previous prime is 53881907. The next prime is 53881981. The reversal of 53881954 is 45918835.

It is a self number, because there is not a number n which added to its sum of digits gives 53881954.

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, 46362 + ... + 47509.

It is an arithmetic number, because the mean of its divisors is an integer number (5913936).

Almost surely, 2^53881954 is an apocalyptic number.

53881954 is a deficient number, since it is larger than the sum of its proper divisors (40741022).

53881954 is a wasteful number, since it uses less digits than its factorization.

53881954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93921.

The product of its digits is 172800, while the sum is 43.

The square root of 53881954 is about 7340.4328210263. The cubic root of 53881954 is about 377.7006906212.

The spelling of 53881954 in words is "fifty-three million, eight hundred eighty-one thousand, nine hundred fifty-four".