45929489 has 4 divisors (see below), whose sum is σ = 45963060. Its totient is φ = 45895920.

The previous prime is 45929453. The next prime is 45929491. The reversal of 45929489 is 98492954.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26419600 + 19509889 = 5140^2 + 4417^2 .

It is a cyclic number.

It is not a de Polignac number, because 45929489 - 2²⁴ = 29152273 is a prime.

It is a super-2 number, since 2×45929489² = 4219035919602242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45929419) 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, 14642 + ... + 17499.

It is an arithmetic number, because the mean of its divisors is an integer number (11490765).

Almost surely, 2^45929489 is an apocalyptic number.

It is an amenable number.

45929489 is a deficient number, since it is larger than the sum of its proper divisors (33571).

45929489 is a wasteful number, since it uses less digits than its factorization.

45929489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33570.

The product of its digits is 933120, while the sum is 50.

The square root of 45929489 is about 6777.1298497225. The cubic root of 45929489 is about 358.1216179082.

The spelling of 45929489 in words is "forty-five million, nine hundred twenty-nine thousand, four hundred eighty-nine".