45233540 has 24 divisors (see below), whose sum is σ = 103626432. Its totient is φ = 16448480.

The previous prime is 45233527. The next prime is 45233563. The reversal of 45233540 is 4533254.

45233540 = 673² + 674² + ... + 760².

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102584 + ... + 103023.

It is an arithmetic number, because the mean of its divisors is an integer number (4317768).

Almost surely, 2^45233540 is an apocalyptic number.

It is an amenable number.

45233540 is an abundant number, since it is smaller than the sum of its proper divisors (58392892).

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

45233540 is a wasteful number, since it uses less digits than its factorization.

45233540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205627 (or 205625 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 45233540 is about 6725.5884500912. The cubic root of 45233540 is about 356.3035852503.

Adding to 45233540 its reverse (4533254), we get a palindrome (49766794).

The spelling of 45233540 in words is "forty-five million, two hundred thirty-three thousand, five hundred forty".