45620125 has 8 divisors (see below), whose sum is σ = 56934072. Its totient is φ = 36496000.

The previous prime is 45620117. The next prime is 45620137. The reversal of 45620125 is 52102654.

It can be written as a sum of positive squares in 4 ways, for example, as 488601 + 45131524 = 699^2 + 6718^2 .

It is not a de Polignac number, because 45620125 - 2³ = 45620117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45620125.

It is a congruent 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, 182356 + ... + 182605.

It is an arithmetic number, because the mean of its divisors is an integer number (7116759).

Almost surely, 2^45620125 is an apocalyptic number.

It is an amenable number.

45620125 is a deficient number, since it is larger than the sum of its proper divisors (11313947).

45620125 is an equidigital number, since it uses as much as digits as its factorization.

45620125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364976 (or 364966 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 45620125 is about 6754.2671697232. The cubic root of 45620125 is about 357.3157477198.

Adding to 45620125 its reverse (52102654), we get a palindrome (97722779).

The spelling of 45620125 in words is "forty-five million, six hundred twenty thousand, one hundred twenty-five".