45740815 has 8 divisors (see below), whose sum is σ = 54931968. Its totient is φ = 36564000.

The previous prime is 45740803. The next prime is 45740819. The reversal of 45740815 is 51804754.

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

It is not a de Polignac number, because 45740815 - 2¹⁹ = 45216527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45740819) 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, 5565 + ... + 11065.

It is an arithmetic number, because the mean of its divisors is an integer number (6866496).

Almost surely, 2^45740815 is an apocalyptic number.

45740815 is a deficient number, since it is larger than the sum of its proper divisors (9191153).

45740815 is a wasteful number, since it uses less digits than its factorization.

45740815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7169.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 45740815 is about 6763.1956204150. The cubic root of 45740815 is about 357.6305683113.

The spelling of 45740815 in words is "forty-five million, seven hundred forty thousand, eight hundred fifteen".