55413946 has 16 divisors (see below), whose sum is σ = 99126144. Its totient is φ = 22716144.

The previous prime is 55413929. The next prime is 55413949. The reversal of 55413946 is 64931455.

It is a super-2 number, since 2×55413946² = 6141410822581832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55413949) 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, 85725 + ... + 86368.

It is an arithmetic number, because the mean of its divisors is an integer number (6195384).

Almost surely, 2^55413946 is an apocalyptic number.

55413946 is a deficient number, since it is larger than the sum of its proper divisors (43712198).

55413946 is a wasteful number, since it uses less digits than its factorization.

55413946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172125.

The product of its digits is 64800, while the sum is 37.

The square root of 55413946 is about 7444.0544060344. The cubic root of 55413946 is about 381.2469333803.

The spelling of 55413946 in words is "fifty-five million, four hundred thirteen thousand, nine hundred forty-six".