45049625 has 16 divisors (see below), whose sum is σ = 56784000. Its totient is φ = 35679600.

The previous prime is 45049621. The next prime is 45049637. The reversal of 45049625 is 52694054.

It is a happy number.

It is not a de Polignac number, because 45049625 - 2² = 45049621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45049621) 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, 11126 + ... + 14624.

It is an arithmetic number, because the mean of its divisors is an integer number (3549000).

Almost surely, 2^45049625 is an apocalyptic number.

It is an amenable number.

45049625 is a deficient number, since it is larger than the sum of its proper divisors (11734375).

45049625 is a wasteful number, since it uses less digits than its factorization.

45049625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617 (or 3607 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 45049625 is about 6711.9017424274. The cubic root of 45049625 is about 355.8200311793.

The spelling of 45049625 in words is "forty-five million, forty-nine thousand, six hundred twenty-five".