45494619 has 8 divisors (see below), whose sum is σ = 60720912. Its totient is φ = 30299040.

The previous prime is 45494611. The next prime is 45494623. The reversal of 45494619 is 91649454.

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

It is not a de Polignac number, because 45494619 - 2³ = 45494611 is a prime.

It is a super-2 number, since 2×45494619² = 4139520715910322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45494611) 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, 3964 + ... + 10329.

It is an arithmetic number, because the mean of its divisors is an integer number (7590114).

Almost surely, 2^45494619 is an apocalyptic number.

45494619 is a deficient number, since it is larger than the sum of its proper divisors (15226293).

45494619 is a wasteful number, since it uses less digits than its factorization.

45494619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15357.

The product of its digits is 155520, while the sum is 42.

The square root of 45494619 is about 6744.9699035652. The cubic root of 45494619 is about 356.9877750837.

The spelling of 45494619 in words is "forty-five million, four hundred ninety-four thousand, six hundred nineteen".