45216634 has 16 divisors (see below), whose sum is σ = 72830016. Its totient is φ = 20977600.

The previous prime is 45216623. The next prime is 45216659. The reversal of 45216634 is 43661254.

It is a junction number, because it is equal to n+sod(n) for n = 45216596 and 45216605.

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, 6952 + ... + 11779.

It is an arithmetic number, because the mean of its divisors is an integer number (4551876).

Almost surely, 2^45216634 is an apocalyptic number.

45216634 is a deficient number, since it is larger than the sum of its proper divisors (27613382).

45216634 is a wasteful number, since it uses less digits than its factorization.

45216634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18821.

The product of its digits is 17280, while the sum is 31.

The square root of 45216634 is about 6724.3314909365. The cubic root of 45216634 is about 356.2591903241.

Adding to 45216634 its reverse (43661254), we get a palindrome (88877888).

The spelling of 45216634 in words is "forty-five million, two hundred sixteen thousand, six hundred thirty-four".