55263970 has 32 divisors (see below), whose sum is σ = 105235200. Its totient is φ = 20837376.

The previous prime is 55263959. The next prime is 55263983. The reversal of 55263970 is 7936255.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44802 + ... + 46018.

It is an arithmetic number, because the mean of its divisors is an integer number (3288600).

Almost surely, 2^55263970 is an apocalyptic number.

55263970 is a deficient number, since it is larger than the sum of its proper divisors (49971230).

55263970 is a wasteful number, since it uses less digits than its factorization.

55263970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 55263970 is about 7433.9740381575. The cubic root of 55263970 is about 380.9026785777.

The spelling of 55263970 in words is "fifty-five million, two hundred sixty-three thousand, nine hundred seventy".