52212455 has 8 divisors (see below), whose sum is σ = 63275904. Its totient is φ = 41356000.

The previous prime is 52212427. The next prime is 52212487. The reversal of 52212455 is 55421225.

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

It is not a de Polignac number, because 52212455 - 2¹⁴ = 52196071 is a prime.

It is a super-2 number, since 2×52212455² = 5452280914254050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 51191 + ... + 52200.

It is an arithmetic number, because the mean of its divisors is an integer number (7909488).

Almost surely, 2^52212455 is an apocalyptic number.

52212455 is a deficient number, since it is larger than the sum of its proper divisors (11063449).

52212455 is a wasteful number, since it uses less digits than its factorization.

52212455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103497.

The product of its digits is 4000, while the sum is 26.

The square root of 52212455 is about 7225.8186387426. The cubic root of 52212455 is about 373.7587523071.

The spelling of 52212455 in words is "fifty-two million, two hundred twelve thousand, four hundred fifty-five".