45729375 has 40 divisors (see below), whose sum is σ = 78912240. Its totient is φ = 23548000.

The previous prime is 45729347. The next prime is 45729379. The reversal of 45729375 is 57392754.

It is not a de Polignac number, because 45729375 - 2⁶ = 45729311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45729379) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1576861 + ... + 1576889.

It is an arithmetic number, because the mean of its divisors is an integer number (1972806).

Almost surely, 2^45729375 is an apocalyptic number.

45729375 is a deficient number, since it is larger than the sum of its proper divisors (33182865).

45729375 is an frugal number, since it uses more digits than its factorization.

45729375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 37 counting only the distinct ones).

The product of its digits is 264600, while the sum is 42.

The square root of 45729375 is about 6762.3498134894. The cubic root of 45729375 is about 357.6007507779.

The spelling of 45729375 in words is "forty-five million, seven hundred twenty-nine thousand, three hundred seventy-five".