45244402 has 16 divisors (see below), whose sum is σ = 79454592. Its totient is φ = 18917280.

The previous prime is 45244393. The next prime is 45244421. The reversal of 45244402 is 20444254.

It is a happy number.

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, 38838 + ... + 39985.

It is an arithmetic number, because the mean of its divisors is an integer number (4965912).

Almost surely, 2^45244402 is an apocalyptic number.

45244402 is a deficient number, since it is larger than the sum of its proper divisors (34210190).

45244402 is a wasteful number, since it uses less digits than its factorization.

45244402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78873.

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 45244402 is about 6726.3959146039. The cubic root of 45244402 is about 356.3321028784.

Adding to 45244402 its reverse (20444254), we get a palindrome (65688656).

The spelling of 45244402 in words is "forty-five million, two hundred forty-four thousand, four hundred two".