45861582 has 16 divisors (see below), whose sum is σ = 98778960. Its totient is φ = 14111232.

The previous prime is 45861553. The next prime is 45861587. The reversal of 45861582 is 28516854.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 45861582.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45861587) 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, 293907 + ... + 294062.

It is an arithmetic number, because the mean of its divisors is an integer number (6173685).

Almost surely, 2^45861582 is an apocalyptic number.

45861582 is an abundant number, since it is smaller than the sum of its proper divisors (52917378).

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

45861582 is a wasteful number, since it uses less digits than its factorization.

45861582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587987.

The product of its digits is 76800, while the sum is 39.

The square root of 45861582 is about 6772.1179847962. The cubic root of 45861582 is about 357.9450359320.

The spelling of 45861582 in words is "forty-five million, eight hundred sixty-one thousand, five hundred eighty-two".