53426915 has 8 divisors (see below), whose sum is σ = 65322288. Its totient is φ = 41934880.

The previous prime is 53426881. The next prime is 53426957. The reversal of 53426915 is 51962435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53426915 - 2¹⁶ = 53361379 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100541 + ... + 101070.

It is an arithmetic number, because the mean of its divisors is an integer number (8165286).

Almost surely, 2^53426915 is an apocalyptic number.

53426915 is a deficient number, since it is larger than the sum of its proper divisors (11895373).

53426915 is a wasteful number, since it uses less digits than its factorization.

53426915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201669.

The product of its digits is 32400, while the sum is 35.

The square root of 53426915 is about 7309.3717240266. The cubic root of 53426915 is about 376.6344422098.

The spelling of 53426915 in words is "fifty-three million, four hundred twenty-six thousand, nine hundred fifteen".