45225807 has 24 divisors (see below), whose sum is σ = 68436480. Its totient is φ = 26518800.

The previous prime is 45225799. The next prime is 45225811. The reversal of 45225807 is 70852254.

It is not a de Polignac number, because 45225807 - 2³ = 45225799 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45225847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9244 + ... + 13262.

It is an arithmetic number, because the mean of its divisors is an integer number (2851520).

Almost surely, 2^45225807 is an apocalyptic number.

45225807 is a deficient number, since it is larger than the sum of its proper divisors (23210673).

45225807 is a wasteful number, since it uses less digits than its factorization.

45225807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075 (or 4064 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 45225807 is about 6725.0135315849. The cubic root of 45225807 is about 356.2832798704.

The spelling of 45225807 in words is "forty-five million, two hundred twenty-five thousand, eight hundred seven".