55472859 has 12 divisors (see below), whose sum is σ = 86291296. Its totient is φ = 34137072.

The previous prime is 55472843. The next prime is 55472861. The reversal of 55472859 is 95827455.

It is not a de Polignac number, because 55472859 - 2⁴ = 55472843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55472839) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236947 + ... + 237180.

Almost surely, 2^55472859 is an apocalyptic number.

55472859 is a deficient number, since it is larger than the sum of its proper divisors (30818437).

55472859 is a wasteful number, since it uses less digits than its factorization.

55472859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474146 (or 474143 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The square root of 55472859 is about 7448.0104054707. The cubic root of 55472859 is about 381.3819923162.

The spelling of 55472859 in words is "fifty-five million, four hundred seventy-two thousand, eight hundred fifty-nine".