55738446 has 16 divisors (see below), whose sum is σ = 111556224. Its totient is φ = 18566264.

The previous prime is 55738409. The next prime is 55738447. The reversal of 55738446 is 64483755.

It is a junction number, because it is equal to n+sod(n) for n = 55738398 and 55738407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55738447) 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, 9871 + ... + 14453.

It is an arithmetic number, because the mean of its divisors is an integer number (6972264).

Almost surely, 2^55738446 is an apocalyptic number.

55738446 is an abundant number, since it is smaller than the sum of its proper divisors (55817778).

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

55738446 is a wasteful number, since it uses less digits than its factorization.

55738446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6615.

The product of its digits is 403200, while the sum is 42.

The square root of 55738446 is about 7465.8185083754. The cubic root of 55738446 is about 381.9896701427.

The spelling of 55738446 in words is "fifty-five million, seven hundred thirty-eight thousand, four hundred forty-six".