45492481 has 8 divisors (see below), whose sum is σ = 46396800. Its totient is φ = 44592720.

The previous prime is 45492467. The next prime is 45492487. The reversal of 45492481 is 18429454.

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 45492481 - 2⁵ = 45492449 is a prime.

It is a super-2 number, since 2×45492481² = 4139131655070722, which contains 22 as substring.

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 45492481.

It is not an unprimeable number, because it can be changed into a prime (45492487) 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, 24535 + ... + 26323.

It is an arithmetic number, because the mean of its divisors is an integer number (5799600).

Almost surely, 2^45492481 is an apocalyptic number.

It is an amenable number.

45492481 is a deficient number, since it is larger than the sum of its proper divisors (904319).

45492481 is a wasteful number, since it uses less digits than its factorization.

45492481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279.

The product of its digits is 46080, while the sum is 37.

The square root of 45492481 is about 6744.8114132272. The cubic root of 45492481 is about 356.9821828340.

The spelling of 45492481 in words is "forty-five million, four hundred ninety-two thousand, four hundred eighty-one".