45215634 has 16 divisors (see below), whose sum is σ = 90588960. Its totient is φ = 15045600.

The previous prime is 45215633. The next prime is 45215641. The reversal of 45215634 is 43651254.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45215633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2664 + ... + 9875.

It is an arithmetic number, because the mean of its divisors is an integer number (5661810).

Almost surely, 2^45215634 is an apocalyptic number.

45215634 is an abundant number, since it is smaller than the sum of its proper divisors (45373326).

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

45215634 is a wasteful number, since it uses less digits than its factorization.

45215634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13145.

The product of its digits is 14400, while the sum is 30.

The square root of 45215634 is about 6724.2571336914. The cubic root of 45215634 is about 356.2565639911.

Adding to 45215634 its reverse (43651254), we get a palindrome (88866888).

The spelling of 45215634 in words is "forty-five million, two hundred fifteen thousand, six hundred thirty-four".