45115622 has 4 divisors (see below), whose sum is σ = 67673436. Its totient is φ = 22557810.

The previous prime is 45115597. The next prime is 45115663. The reversal of 45115622 is 22651154.

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

It is a junction number, because it is equal to n+sod(n) for n = 45115591 and 45115600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11278904 + ... + 11278907.

It is an arithmetic number, because the mean of its divisors is an integer number (16918359).

Almost surely, 2^45115622 is an apocalyptic number.

45115622 is a deficient number, since it is larger than the sum of its proper divisors (22557814).

45115622 is a wasteful number, since it uses less digits than its factorization.

45115622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22557813.

The product of its digits is 2400, while the sum is 26.

The square root of 45115622 is about 6716.8163589605. The cubic root of 45115622 is about 355.9937033352.

Adding to 45115622 its reverse (22651154), we get a palindrome (67766776).

The spelling of 45115622 in words is "forty-five million, one hundred fifteen thousand, six hundred twenty-two".