45312042 has 16 divisors (see below), whose sum is σ = 92552832. Its totient is φ = 14782560.

The previous prime is 45312041. The next prime is 45312053. The reversal of 45312042 is 24021354.

It is not an unprimeable number, because it can be changed into a prime (45312041) 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, 80059 + ... + 80622.

It is an arithmetic number, because the mean of its divisors is an integer number (5784552).

Almost surely, 2^45312042 is an apocalyptic number.

45312042 is an abundant number, since it is smaller than the sum of its proper divisors (47240790).

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

45312042 is a wasteful number, since it uses less digits than its factorization.

45312042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160733.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 45312042 is about 6731.4219894462. The cubic root of 45312042 is about 356.5095856271.

Adding to 45312042 its reverse (24021354), we get a palindrome (69333396).

The spelling of 45312042 in words is "forty-five million, three hundred twelve thousand, forty-two".