51953464 has 8 divisors (see below), whose sum is σ = 97412760. Its totient is φ = 25976728.

The previous prime is 51953449. The next prime is 51953501. The reversal of 51953464 is 46435915.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3247084 + ... + 3247099.

It is an arithmetic number, because the mean of its divisors is an integer number (12176595).

Almost surely, 2^51953464 is an apocalyptic number.

It is an amenable number.

51953464 is a deficient number, since it is larger than the sum of its proper divisors (45459296).

51953464 is a wasteful number, since it uses less digits than its factorization.

51953464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6494189 (or 6494185 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 51953464 is about 7207.8751376533. The cubic root of 51953464 is about 373.1397387716.

The spelling of 51953464 in words is "fifty-one million, nine hundred fifty-three thousand, four hundred sixty-four".