45819393 has 8 divisors (see below), whose sum is σ = 64308000. Its totient is φ = 28938528.

The previous prime is 45819383. The next prime is 45819409. The reversal of 45819393 is 39391854.

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

It is not a de Polignac number, because 45819393 - 2⁶ = 45819329 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45819343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401868 + ... + 401981.

It is an arithmetic number, because the mean of its divisors is an integer number (8038500).

Almost surely, 2^45819393 is an apocalyptic number.

It is an amenable number.

45819393 is a deficient number, since it is larger than the sum of its proper divisors (18488607).

45819393 is a wasteful number, since it uses less digits than its factorization.

45819393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803871.

The product of its digits is 116640, while the sum is 42.

The square root of 45819393 is about 6769.0023637165. The cubic root of 45819393 is about 357.8352419570.

The spelling of 45819393 in words is "forty-five million, eight hundred nineteen thousand, three hundred ninety-three".