45615398 has 8 divisors (see below), whose sum is σ = 68458608. Its totient is φ = 22795864.

The previous prime is 45615397. The next prime is 45615407. The reversal of 45615398 is 89351654.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45615391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140 + ... + 9552.

It is an arithmetic number, because the mean of its divisors is an integer number (8557326).

Almost surely, 2^45615398 is an apocalyptic number.

45615398 is a deficient number, since it is larger than the sum of its proper divisors (22843210).

45615398 is a wasteful number, since it uses less digits than its factorization.

45615398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11838.

The product of its digits is 129600, while the sum is 41.

The square root of 45615398 is about 6753.9172337244. The cubic root of 45615398 is about 357.3034060185.

The spelling of 45615398 in words is "forty-five million, six hundred fifteen thousand, three hundred ninety-eight".