53293907 has 4 divisors (see below), whose sum is σ = 53318040. Its totient is φ = 53269776.

The previous prime is 53293901. The next prime is 53293913. The reversal of 53293907 is 70939235.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (53293901) and next prime (53293913).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53293907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53293901) 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, 8378 + ... + 13295.

It is an arithmetic number, because the mean of its divisors is an integer number (13329510).

Almost surely, 2^53293907 is an apocalyptic number.

53293907 is a deficient number, since it is larger than the sum of its proper divisors (24133).

53293907 is a wasteful number, since it uses less digits than its factorization.

53293907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24132.

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 53293907 is about 7300.2675978350. The cubic root of 53293907 is about 376.3216346867.

The spelling of 53293907 in words is "fifty-three million, two hundred ninety-three thousand, nine hundred seven".