45919799 has 16 divisors (see below), whose sum is σ = 49517568. Its totient is φ = 42479712.

The previous prime is 45919781. The next prime is 45919801. The reversal of 45919799 is 99791954.

It is not a de Polignac number, because 45919799 - 2⁸ = 45919543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45919799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45919729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115469 + ... + 115865.

It is an arithmetic number, because the mean of its divisors is an integer number (3094848).

Almost surely, 2^45919799 is an apocalyptic number.

45919799 is a deficient number, since it is larger than the sum of its proper divisors (3597769).

45919799 is a wasteful number, since it uses less digits than its factorization.

45919799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574.

The product of its digits is 918540, while the sum is 53.

The square root of 45919799 is about 6776.4149076042. The cubic root of 45919799 is about 358.0964311663.

The spelling of 45919799 in words is "forty-five million, nine hundred nineteen thousand, seven hundred ninety-nine".