45263444 has 12 divisors (see below), whose sum is σ = 80896704. Its totient is φ = 22150104.

The previous prime is 45263429. The next prime is 45263501. The reversal of 45263444 is 44436254.

It is a super-2 number, since 2×45263444² = 4097558725482272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45263444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120194 + ... + 120569.

It is an arithmetic number, because the mean of its divisors is an integer number (6741392).

Almost surely, 2^45263444 is an apocalyptic number.

It is an amenable number.

45263444 is a deficient number, since it is larger than the sum of its proper divisors (35633260).

45263444 is a wasteful number, since it uses less digits than its factorization.

45263444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240814 (or 240812 counting only the distinct ones).

The product of its digits is 46080, while the sum is 32.

The square root of 45263444 is about 6727.8112339750. The cubic root of 45263444 is about 356.3820856675.

Adding to 45263444 its reverse (44436254), we get a palindrome (89699698).

The spelling of 45263444 in words is "forty-five million, two hundred sixty-three thousand, four hundred forty-four".