45142504 has 32 divisors (see below), whose sum is σ = 92728800. Its totient is φ = 20432320.

The previous prime is 45142457. The next prime is 45142519. The reversal of 45142504 is 40524154.

It is a happy number.

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, 22719 + ... + 24625.

It is an arithmetic number, because the mean of its divisors is an integer number (2897775).

Almost surely, 2^45142504 is an apocalyptic number.

45142504 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45142504 is an abundant number, since it is smaller than the sum of its proper divisors (47586296).

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

45142504 is a wasteful number, since it uses less digits than its factorization.

45142504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193 (or 2189 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 45142504 is about 6718.8171578039. The cubic root of 45142504 is about 356.0643952021.

Adding to 45142504 its reverse (40524154), we get a palindrome (85666658).

The spelling of 45142504 in words is "forty-five million, one hundred forty-two thousand, five hundred four".