49224645 has 16 divisors (see below), whose sum is σ = 87510720. Its totient is φ = 26253072.

The previous prime is 49224619. The next prime is 49224647. The reversal of 49224645 is 54642294.

49224645 is a `hidden beast` number, since 4 + 9 + 2 + 2 + 4 + 645 = 666.

It is not a de Polignac number, because 49224645 - 2⁵ = 49224613 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49224647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182179 + ... + 182448.

It is an arithmetic number, because the mean of its divisors is an integer number (5469420).

Almost surely, 2^49224645 is an apocalyptic number.

49224645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49224645 is a deficient number, since it is larger than the sum of its proper divisors (38286075).

49224645 is a wasteful number, since it uses less digits than its factorization.

49224645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364641 (or 364635 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 49224645 is about 7016.0277222941. The cubic root of 49224645 is about 366.4889326857.

The spelling of 49224645 in words is "forty-nine million, two hundred twenty-four thousand, six hundred forty-five".