45446739 has 8 divisors (see below), whose sum is σ = 65256912. Its totient is φ = 27967200.

The previous prime is 45446719. The next prime is 45446749. The reversal of 45446739 is 93764454.

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

It is not a de Polignac number, because 45446739 - 2¹² = 45442643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45446739.

It is not an unprimeable number, because it can be changed into a prime (45446719) 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, 582612 + ... + 582689.

It is an arithmetic number, because the mean of its divisors is an integer number (8157114).

Almost surely, 2^45446739 is an apocalyptic number.

45446739 is a deficient number, since it is larger than the sum of its proper divisors (19810173).

45446739 is a wasteful number, since it uses less digits than its factorization.

45446739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165317.

The product of its digits is 362880, while the sum is 42.

The square root of 45446739 is about 6741.4196576092. The cubic root of 45446739 is about 356.8624959862.

The spelling of 45446739 in words is "forty-five million, four hundred forty-six thousand, seven hundred thirty-nine".