55436738 has 24 divisors (see below), whose sum is σ = 98186832. Its totient is φ = 23401224.

The previous prime is 55436723. The next prime is 55436753. The reversal of 55436738 is 83763455.

It is an interprime number because it is at equal distance from previous prime (55436723) and next prime (55436753).

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 55436695 and 55436704.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2345 + ... + 10787.

It is an arithmetic number, because the mean of its divisors is an integer number (4091118).

Almost surely, 2^55436738 is an apocalyptic number.

55436738 is a deficient number, since it is larger than the sum of its proper divisors (42750094).

55436738 is a wasteful number, since it uses less digits than its factorization.

55436738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8526 (or 8519 counting only the distinct ones).

The product of its digits is 302400, while the sum is 41.

The square root of 55436738 is about 7445.5851348299. The cubic root of 55436738 is about 381.2991957299.

The spelling of 55436738 in words is "fifty-five million, four hundred thirty-six thousand, seven hundred thirty-eight".