45307774 has 4 divisors (see below), whose sum is σ = 67961664. Its totient is φ = 22653886.

The previous prime is 45307753. The next prime is 45307781. The reversal of 45307774 is 47770354.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11326942 + ... + 11326945.

It is an arithmetic number, because the mean of its divisors is an integer number (16990416).

Almost surely, 2^45307774 is an apocalyptic number.

45307774 is a deficient number, since it is larger than the sum of its proper divisors (22653890).

45307774 is a wasteful number, since it uses less digits than its factorization.

45307774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22653889.

The product of its (nonzero) digits is 82320, while the sum is 37.

The square root of 45307774 is about 6731.1049612972. The cubic root of 45307774 is about 356.4983919089.

The spelling of 45307774 in words is "forty-five million, three hundred seven thousand, seven hundred seventy-four".