45725641 has 8 divisors (see below), whose sum is σ = 50388800. Its totient is φ = 41226192.

The previous prime is 45725627. The next prime is 45725707. The reversal of 45725641 is 14652754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45725641 - 2⁹ = 45725129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45725597 and 45725606.

It is not an unprimeable number, because it can be changed into a prime (45725611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40341 + ... + 41458.

It is an arithmetic number, because the mean of its divisors is an integer number (6298600).

Almost surely, 2^45725641 is an apocalyptic number.

It is an amenable number.

45725641 is a deficient number, since it is larger than the sum of its proper divisors (4663159).

45725641 is a wasteful number, since it uses less digits than its factorization.

45725641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81855.

The product of its digits is 33600, while the sum is 34.

The square root of 45725641 is about 6762.0737203908. The cubic root of 45725641 is about 357.5910173003.

The spelling of 45725641 in words is "forty-five million, seven hundred twenty-five thousand, six hundred forty-one".