53212455 has 24 divisors (see below), whose sum is σ = 96247008. Its totient is φ = 27145536.

The previous prime is 53212451. The next prime is 53212459. The reversal of 53212455 is 55421235.

It is a happy number.

53212455 is a `hidden beast` number, since 532 + 124 + 5 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (53212451) and next prime (53212459).

It is not a de Polignac number, because 53212455 - 2² = 53212451 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53212451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24672 + ... + 26741.

It is an arithmetic number, because the mean of its divisors is an integer number (4010292).

Almost surely, 2^53212455 is an apocalyptic number.

53212455 is a deficient number, since it is larger than the sum of its proper divisors (43034553).

53212455 is a wasteful number, since it uses less digits than its factorization.

53212455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51447 (or 51444 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 53212455 is about 7294.6867650366. The cubic root of 53212455 is about 376.1298192705.

It can be divided in two parts, 5321 and 2455, that added together give a 5-th power (7776 = 6⁵).

The spelling of 53212455 in words is "fifty-three million, two hundred twelve thousand, four hundred fifty-five".