4072975 has 12 divisors (see below), whose sum is σ = 5082264. Its totient is φ = 3237920.

The previous prime is 4072967. The next prime is 4072987. The reversal of 4072975 is 5792704.

It is not a de Polignac number, because 4072975 - 2³ = 4072967 is a prime.

It is a Duffinian number.

4072975 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4072975.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4512 + ... + 5338.

It is an arithmetic number, because the mean of its divisors is an integer number (423522).

Almost surely, 2^4072975 is an apocalyptic number.

4072975 is a deficient number, since it is larger than the sum of its proper divisors (1009289).

4072975 is a wasteful number, since it uses less digits than its factorization.

4072975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 4072975 is about 2018.1612918694. The cubic root of 4072975 is about 159.6996317837.

It can be divided in two parts, 40729 and 75, that added together give a palindrome (40804).

The spelling of 4072975 in words is "four million, seventy-two thousand, nine hundred seventy-five".