45211582 has 16 divisors (see below), whose sum is σ = 74274480. Its totient is φ = 20512512.

The previous prime is 45211571. The next prime is 45211589. The reversal of 45211582 is 28511254.

It is a self number, because there is not a number n which added to its sum of digits gives 45211582.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45211589) 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, 13203 + ... + 16270.

It is an arithmetic number, because the mean of its divisors is an integer number (4642155).

Almost surely, 2^45211582 is an apocalyptic number.

45211582 is a deficient number, since it is larger than the sum of its proper divisors (29062898).

45211582 is a wasteful number, since it uses less digits than its factorization.

45211582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29547.

The product of its digits is 3200, while the sum is 28.

The square root of 45211582 is about 6723.9558297181. The cubic root of 45211582 is about 356.2459216933.

The spelling of 45211582 in words is "forty-five million, two hundred eleven thousand, five hundred eighty-two".