45317442 has 16 divisors (see below), whose sum is σ = 92743200. Its totient is φ = 14754432.

The previous prime is 45317357. The next prime is 45317471. The reversal of 45317442 is 24471354.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87567 + ... + 88082.

It is an arithmetic number, because the mean of its divisors is an integer number (5796450).

Almost surely, 2^45317442 is an apocalyptic number.

45317442 is an abundant number, since it is smaller than the sum of its proper divisors (47425758).

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

45317442 is a wasteful number, since it uses less digits than its factorization.

45317442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175697.

The product of its digits is 13440, while the sum is 30.

The square root of 45317442 is about 6731.8230814542. The cubic root of 45317442 is about 356.5237472436.

Adding to 45317442 its reverse (24471354), we get a palindrome (69788796).

The spelling of 45317442 in words is "forty-five million, three hundred seventeen thousand, four hundred forty-two".