45162439 has 8 divisors (see below), whose sum is σ = 51957248. Its totient is φ = 38453400.

The previous prime is 45162433. The next prime is 45162473. The reversal of 45162439 is 93426154.

It is a happy number.

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 45162439 - 2³ = 45162431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45162431) 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, 20307 + ... + 22420.

It is an arithmetic number, because the mean of its divisors is an integer number (6494656).

Almost surely, 2^45162439 is an apocalyptic number.

45162439 is a deficient number, since it is larger than the sum of its proper divisors (6794809).

45162439 is a wasteful number, since it uses less digits than its factorization.

45162439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42885.

The product of its digits is 25920, while the sum is 34.

The square root of 45162439 is about 6720.3005141139. The cubic root of 45162439 is about 356.1168003525.

The spelling of 45162439 in words is "forty-five million, one hundred sixty-two thousand, four hundred thirty-nine".