45621322 has 4 divisors (see below), whose sum is σ = 68431986. Its totient is φ = 22810660.

The previous prime is 45621307. The next prime is 45621341. The reversal of 45621322 is 22312654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 30481441 + 15139881 = 5521^2 + 3891^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11405329 + ... + 11405332.

Almost surely, 2^45621322 is an apocalyptic number.

45621322 is a deficient number, since it is larger than the sum of its proper divisors (22810664).

45621322 is a wasteful number, since it uses less digits than its factorization.

45621322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22810663.

The product of its digits is 2880, while the sum is 25.

The square root of 45621322 is about 6754.3557797913. The cubic root of 45621322 is about 357.3188728261.

Adding to 45621322 its reverse (22312654), we get a palindrome (67933976).

The spelling of 45621322 in words is "forty-five million, six hundred twenty-one thousand, three hundred twenty-two".