53273907 has 12 divisors (see below), whose sum is σ = 77469600. Its totient is φ = 35276688.

The previous prime is 53273863. The next prime is 53273917. The reversal of 53273907 is 70937235.

It is a happy number.

It is not a de Polignac number, because 53273907 - 2⁸ = 53273651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53273917) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18523 + ... + 21204.

It is an arithmetic number, because the mean of its divisors is an integer number (6455800).

Almost surely, 2^53273907 is an apocalyptic number.

53273907 is a deficient number, since it is larger than the sum of its proper divisors (24195693).

53273907 is a wasteful number, since it uses less digits than its factorization.

53273907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39882 (or 39879 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 36.

The square root of 53273907 is about 7298.8976564958. The cubic root of 53273907 is about 376.2745537925.

The spelling of 53273907 in words is "fifty-three million, two hundred seventy-three thousand, nine hundred seven".