56126405 has 16 divisors (see below), whose sum is σ = 69638400. Its totient is φ = 43402560.

The previous prime is 56126387. The next prime is 56126443. The reversal of 56126405 is 50462165.

It is not a de Polignac number, because 56126405 - 2⁶ = 56126341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16436 + ... + 19554.

It is an arithmetic number, because the mean of its divisors is an integer number (4352400).

Almost surely, 2^56126405 is an apocalyptic number.

It is an amenable number.

56126405 is a deficient number, since it is larger than the sum of its proper divisors (13511995).

56126405 is a wasteful number, since it uses less digits than its factorization.

56126405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3244.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 56126405 is about 7491.7558022135. The cubic root of 56126405 is about 382.8738822188.

The spelling of 56126405 in words is "fifty-six million, one hundred twenty-six thousand, four hundred five".