22413545 has 16 divisors (see below), whose sum is σ = 33533568. Its totient is φ = 13971840.

The previous prime is 22413539. The next prime is 22413563. The reversal of 22413545 is 54531422.

It is a happy number.

It is not a de Polignac number, because 22413545 - 2⁴ = 22413529 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28724 + ... + 29493.

It is an arithmetic number, because the mean of its divisors is an integer number (2095848).

Almost surely, 2^22413545 is an apocalyptic number.

It is an amenable number.

22413545 is a deficient number, since it is larger than the sum of its proper divisors (11120023).

22413545 is a wasteful number, since it uses less digits than its factorization.

22413545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58240.

The product of its digits is 4800, while the sum is 26.

The square root of 22413545 is about 4734.2945620229. The cubic root of 22413545 is about 281.9487566799.

Adding to 22413545 its reverse (54531422), we get a palindrome (76944967).

The spelling of 22413545 in words is "twenty-two million, four hundred thirteen thousand, five hundred forty-five".