45247444 has 24 divisors (see below), whose sum is σ = 87571008. Its totient is φ = 20283840.

The previous prime is 45247429. The next prime is 45247457. The reversal of 45247444 is 44474254.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3832 + ... + 10255.

It is an arithmetic number, because the mean of its divisors is an integer number (3648792).

Almost surely, 2^45247444 is an apocalyptic number.

45247444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45247444 is a deficient number, since it is larger than the sum of its proper divisors (42323564).

45247444 is a wasteful number, since it uses less digits than its factorization.

45247444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14175 (or 14173 counting only the distinct ones).

The product of its digits is 71680, while the sum is 34.

The square root of 45247444 is about 6726.6220348701. The cubic root of 45247444 is about 356.3400886763.

The spelling of 45247444 in words is "forty-five million, two hundred forty-seven thousand, four hundred forty-four".