45442162 has 4 divisors (see below), whose sum is σ = 68163246. Its totient is φ = 22721080.

The previous prime is 45442157. The next prime is 45442277. The reversal of 45442162 is 26124454.

45442162 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41873841 + 3568321 = 6471^2 + 1889^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45442162.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11360539 + ... + 11360542.

Almost surely, 2^45442162 is an apocalyptic number.

45442162 is a deficient number, since it is larger than the sum of its proper divisors (22721084).

45442162 is a wasteful number, since it uses less digits than its factorization.

45442162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22721083.

The product of its digits is 7680, while the sum is 28.

The square root of 45442162 is about 6741.0801805052. The cubic root of 45442162 is about 356.8505155558.

The spelling of 45442162 in words is "forty-five million, four hundred forty-two thousand, one hundred sixty-two".