44906436 has 18 divisors (see below), whose sum is σ = 113513582. Its totient is φ = 14968800.

The previous prime is 44906429. The next prime is 44906437. The reversal of 44906436 is 63460944.

44906436 is a `hidden beast` number, since 4 + 4 + 9 + 0 + 643 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29224836 + 15681600 = 5406^2 + 3960^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-3 number, since 3×44906436³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1247401 = 44906436 / (4 + 4 + 9 + 0 + 6 + 4 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 44906436.

It is not an unprimeable number, because it can be changed into a prime (44906437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 623665 + ... + 623736.

Almost surely, 2^44906436 is an apocalyptic number.

It is an amenable number.

44906436 is an abundant number, since it is smaller than the sum of its proper divisors (68607146).

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

44906436 is a wasteful number, since it uses less digits than its factorization.

44906436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247411 (or 1247406 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 44906436 is about 6701.2264549111. The cubic root of 44906436 is about 355.4426429804.

The spelling of 44906436 in words is "forty-four million, nine hundred six thousand, four hundred thirty-six".