56649254 has 8 divisors (see below), whose sum is σ = 85029048. Its totient is φ = 28306240.

The previous prime is 56649251. The next prime is 56649259. The reversal of 56649254 is 45294665.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56649251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4952 + ... + 11739.

It is an arithmetic number, because the mean of its divisors is an integer number (10628631).

Almost surely, 2^56649254 is an apocalyptic number.

56649254 is a deficient number, since it is larger than the sum of its proper divisors (28379794).

56649254 is a wasteful number, since it uses less digits than its factorization.

56649254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18390.

The product of its digits is 259200, while the sum is 41.

The square root of 56649254 is about 7526.5698694691. The cubic root of 56649254 is about 384.0591045814.

The spelling of 56649254 in words is "fifty-six million, six hundred forty-nine thousand, two hundred fifty-four".