55346531 has 8 divisors (see below), whose sum is σ = 56222400. Its totient is φ = 54475200.

The previous prime is 55346513. The next prime is 55346537. The reversal of 55346531 is 13564355.

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

It is a cyclic number.

It is not a de Polignac number, because 55346531 - 2¹⁸ = 55084387 is a prime.

It is a super-2 number, since 2×55346531² = 6126476987467922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55346537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29831 + ... + 31631.

It is an arithmetic number, because the mean of its divisors is an integer number (7027800).

Almost surely, 2^55346531 is an apocalyptic number.

55346531 is a deficient number, since it is larger than the sum of its proper divisors (875869).

55346531 is a wasteful number, since it uses less digits than its factorization.

55346531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269.

The product of its digits is 27000, while the sum is 32.

The square root of 55346531 is about 7439.5249176275. The cubic root of 55346531 is about 381.0922659871.

The spelling of 55346531 in words is "fifty-five million, three hundred forty-six thousand, five hundred thirty-one".