55902946 has 8 divisors (see below), whose sum is σ = 91477584. Its totient is φ = 25410420.

The previous prime is 55902937. The next prime is 55902989. The reversal of 55902946 is 64920955.

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

It is a junction number, because it is equal to n+sod(n) for n = 55902899 and 55902908.

It is an unprimeable number.

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, 1270500 + ... + 1270543.

It is an arithmetic number, because the mean of its divisors is an integer number (11434698).

Almost surely, 2^55902946 is an apocalyptic number.

55902946 is a deficient number, since it is larger than the sum of its proper divisors (35574638).

55902946 is a wasteful number, since it uses less digits than its factorization.

55902946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541056.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 55902946 is about 7476.8272683004. The cubic root of 55902946 is about 382.3650877673.

Subtracting 55902946 from its reverse (64920955), we obtain a square (9018009 = 3003²).

The spelling of 55902946 in words is "fifty-five million, nine hundred two thousand, nine hundred forty-six".