45236722 has 8 divisors (see below), whose sum is σ = 70805376. Its totient is φ = 21634932.

The previous prime is 45236689. The next prime is 45236729. The reversal of 45236722 is 22763254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45236722² = 4092722034610568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45236729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491658 + ... + 491749.

It is an arithmetic number, because the mean of its divisors is an integer number (8850672).

Almost surely, 2^45236722 is an apocalyptic number.

45236722 is a deficient number, since it is larger than the sum of its proper divisors (25568654).

45236722 is a wasteful number, since it uses less digits than its factorization.

45236722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983432.

The product of its digits is 20160, while the sum is 31.

The square root of 45236722 is about 6725.8250051574. The cubic root of 45236722 is about 356.3119399021.

Adding to 45236722 its reverse (22763254), we get a palindrome (67999976).

The spelling of 45236722 in words is "forty-five million, two hundred thirty-six thousand, seven hundred twenty-two".