53947772 has 12 divisors (see below), whose sum is σ = 97664280. Its totient is φ = 26043696.

The previous prime is 53947763. The next prime is 53947787. The reversal of 53947772 is 27774935.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232418 + ... + 232649.

It is an arithmetic number, because the mean of its divisors is an integer number (8138690).

Almost surely, 2^53947772 is an apocalyptic number.

It is an amenable number.

53947772 is a deficient number, since it is larger than the sum of its proper divisors (43716508).

53947772 is a wasteful number, since it uses less digits than its factorization.

53947772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465100 (or 465098 counting only the distinct ones).

The product of its digits is 370440, while the sum is 44.

The square root of 53947772 is about 7344.9147033849. The cubic root of 53947772 is about 377.8544179636.

The spelling of 53947772 in words is "fifty-three million, nine hundred forty-seven thousand, seven hundred seventy-two".