53923967 has 4 divisors (see below), whose sum is σ = 53939160. Its totient is φ = 53908776.

The previous prime is 53923951. The next prime is 53924027. The reversal of 53923967 is 76932935.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 53923967 - 2⁴ = 53923951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53926967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884 + ... + 10422.

It is an arithmetic number, because the mean of its divisors is an integer number (13484790).

Almost surely, 2^53923967 is an apocalyptic number.

53923967 is a deficient number, since it is larger than the sum of its proper divisors (15193).

53923967 is an equidigital number, since it uses as much as digits as its factorization.

53923967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15192.

The product of its digits is 306180, while the sum is 44.

The square root of 53923967 is about 7343.2940156309. The cubic root of 53923967 is about 377.7988324258.

The spelling of 53923967 in words is "fifty-three million, nine hundred twenty-three thousand, nine hundred sixty-seven".