53946477 has 24 divisors (see below), whose sum is σ = 87569664. Its totient is φ = 31752864.

The previous prime is 53946463. The next prime is 53946517. The reversal of 53946477 is 77464935.

53946477 is a `hidden beast` number, since 539 + 46 + 4 + 77 = 666.

It is not a de Polignac number, because 53946477 - 2⁴ = 53946461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53946427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7333 + ... + 12714.

It is an arithmetic number, because the mean of its divisors is an integer number (3648736).

Almost surely, 2^53946477 is an apocalyptic number.

It is an amenable number.

53946477 is a deficient number, since it is larger than the sum of its proper divisors (33623187).

53946477 is a wasteful number, since it uses less digits than its factorization.

53946477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20089 (or 20086 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 53946477 is about 7344.8265466245. The cubic root of 53946477 is about 377.8513945123.

The spelling of 53946477 in words is "fifty-three million, nine hundred forty-six thousand, four hundred seventy-seven".