45728374 has 8 divisors (see below), whose sum is σ = 70446528. Its totient is φ = 22246200.

The previous prime is 45728369. The next prime is 45728377. The reversal of 45728374 is 47382754.

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 (45728377) 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, 308902 + ... + 309049.

It is an arithmetic number, because the mean of its divisors is an integer number (8805816).

Almost surely, 2^45728374 is an apocalyptic number.

45728374 is a deficient number, since it is larger than the sum of its proper divisors (24718154).

45728374 is a wasteful number, since it uses less digits than its factorization.

45728374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617990.

The product of its digits is 188160, while the sum is 40.

The square root of 45728374 is about 6762.2758003501. The cubic root of 45728374 is about 357.5981415072.

The spelling of 45728374 in words is "forty-five million, seven hundred twenty-eight thousand, three hundred seventy-four".