52655405 has 16 divisors (see below), whose sum is σ = 69206400. Its totient is φ = 38141760.

The previous prime is 52655389. The next prime is 52655417. The reversal of 52655405 is 50455625.

It is not a de Polignac number, because 52655405 - 2⁴ = 52655389 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, 13016 + ... + 16574.

It is an arithmetic number, because the mean of its divisors is an integer number (4325400).

Almost surely, 2^52655405 is an apocalyptic number.

52655405 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52655405 is a deficient number, since it is larger than the sum of its proper divisors (16550995).

52655405 is a wasteful number, since it uses less digits than its factorization.

52655405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 52655405 is about 7256.4044126551. The cubic root of 52655405 is about 374.8127183356.

The spelling of 52655405 in words is "fifty-two million, six hundred fifty-five thousand, four hundred five".