45342512 has 20 divisors (see below), whose sum is σ = 92475480. Its totient is φ = 21477888.

The previous prime is 45342509. The next prime is 45342523. The reversal of 45342512 is 21524354.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74273 + ... + 74880.

It is an arithmetic number, because the mean of its divisors is an integer number (4623774).

Almost surely, 2^45342512 is an apocalyptic number.

It is an amenable number.

45342512 is an abundant number, since it is smaller than the sum of its proper divisors (47132968).

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

45342512 is a wasteful number, since it uses less digits than its factorization.

45342512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149180 (or 149174 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 45342512 is about 6733.6848753116. The cubic root of 45342512 is about 356.5894791285.

Adding to 45342512 its reverse (21524354), we get a palindrome (66866866).

It can be divided in two parts, 45342 and 512, that added together give a palindrome (45854).

The spelling of 45342512 in words is "forty-five million, three hundred forty-two thousand, five hundred twelve".