45980839 has 4 divisors (see below), whose sum is σ = 46848456. Its totient is φ = 45113224.

The previous prime is 45980821. The next prime is 45980849. The reversal of 45980839 is 93808954.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45980839 - 2¹¹ = 45978791 is a prime.

It is a super-2 number, since 2×45980839² = 4228475110287842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45980849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433729 + ... + 433834.

It is an arithmetic number, because the mean of its divisors is an integer number (11712114).

Almost surely, 2^45980839 is an apocalyptic number.

45980839 is a deficient number, since it is larger than the sum of its proper divisors (867617).

45980839 is an equidigital number, since it uses as much as digits as its factorization.

45980839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867616.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 45980839 is about 6780.9172683347. The cubic root of 45980839 is about 358.2550303516.

The spelling of 45980839 in words is "forty-five million, nine hundred eighty thousand, eight hundred thirty-nine".