45430385 has 64 divisors (see below), whose sum is σ = 75962880. Its totient is φ = 25159680.

The previous prime is 45430369. The next prime is 45430391. The reversal of 45430385 is 58303454.

It is not a de Polignac number, because 45430385 - 2⁴ = 45430369 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 144989 + ... + 145301.

It is an arithmetic number, because the mean of its divisors is an integer number (1186920).

Almost surely, 2^45430385 is an apocalyptic number.

It is an amenable number.

45430385 is a deficient number, since it is larger than the sum of its proper divisors (30532495).

45430385 is a wasteful number, since it uses less digits than its factorization.

45430385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 45430385 is about 6740.2065992075. The cubic root of 45430385 is about 356.8196852178.

The spelling of 45430385 in words is "forty-five million, four hundred thirty thousand, three hundred eighty-five".