45601491 has 8 divisors (see below), whose sum is σ = 65479120. Its totient is φ = 28062432.

The previous prime is 45601487. The next prime is 45601519. The reversal of 45601491 is 19410654.

It is a happy number.

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

It is not a de Polignac number, because 45601491 - 2² = 45601487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45601411) 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, 584596 + ... + 584673.

It is an arithmetic number, because the mean of its divisors is an integer number (8184890).

Almost surely, 2^45601491 is an apocalyptic number.

45601491 is a deficient number, since it is larger than the sum of its proper divisors (19877629).

45601491 is a wasteful number, since it uses less digits than its factorization.

45601491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169285.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 45601491 is about 6752.8876045733. The cubic root of 45601491 is about 357.2670913546.

The spelling of 45601491 in words is "forty-five million, six hundred one thousand, four hundred ninety-one".