55631262 has 8 divisors (see below), whose sum is σ = 111262536. Its totient is φ = 18543752.

The previous prime is 55631249. The next prime is 55631263. The reversal of 55631262 is 26213655.

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

55631262 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55631263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4635933 + ... + 4635944.

It is an arithmetic number, because the mean of its divisors is an integer number (13907817).

Almost surely, 2^55631262 is an apocalyptic number.

55631262 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55631262 is a wasteful number, since it uses less digits than its factorization.

55631262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9271882.

The product of its digits is 10800, while the sum is 30.

The square root of 55631262 is about 7458.6367387077. The cubic root of 55631262 is about 381.7446600037.

The spelling of 55631262 in words is "fifty-five million, six hundred thirty-one thousand, two hundred sixty-two".