55869954 has 16 divisors (see below), whose sum is σ = 127702848. Its totient is φ = 15962832.

The previous prime is 55869953. The next prime is 55869959. The reversal of 55869954 is 45996855.

It is a junction number, because it is equal to n+sod(n) for n = 55869897 and 55869906.

It is not an unprimeable number, because it can be changed into a prime (55869953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665077 + ... + 665160.

It is an arithmetic number, because the mean of its divisors is an integer number (7981428).

Almost surely, 2^55869954 is an apocalyptic number.

55869954 is an abundant number, since it is smaller than the sum of its proper divisors (71832894).

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

55869954 is a wasteful number, since it uses less digits than its factorization.

55869954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330249.

The product of its digits is 1944000, while the sum is 51.

The square root of 55869954 is about 7474.6206592709. The cubic root of 55869954 is about 382.2898533814.

The spelling of 55869954 in words is "fifty-five million, eight hundred sixty-nine thousand, nine hundred fifty-four".