45990771 has 8 divisors (see below), whose sum is σ = 61390224. Its totient is φ = 30625920.

The previous prime is 45990761. The next prime is 45990793. The reversal of 45990771 is 17709954.

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 45990771 - 2⁵ = 45990739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45990751) 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, 5370 + ... + 10991.

It is an arithmetic number, because the mean of its divisors is an integer number (7673778).

Almost surely, 2^45990771 is an apocalyptic number.

45990771 is a deficient number, since it is larger than the sum of its proper divisors (15399453).

45990771 is a wasteful number, since it uses less digits than its factorization.

45990771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17301.

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 45990771 is about 6781.6495780894. The cubic root of 45990771 is about 358.2808232172.

The spelling of 45990771 in words is "forty-five million, nine hundred ninety thousand, seven hundred seventy-one".