3792945 has 32 divisors (see below), whose sum is σ = 6676992. Its totient is φ = 1827072.

The previous prime is 3792917. The next prime is 3792949. The reversal of 3792945 is 5492973.

It is a de Polignac number, because none of the positive numbers 2^k-3792945 is a prime.

It is a super-3 number, since 3×3792945³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

3792945 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3792949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10152 + ... + 10518.

It is an arithmetic number, because the mean of its divisors is an integer number (208656).

Almost surely, 2^3792945 is an apocalyptic number.

It is an amenable number.

3792945 is a deficient number, since it is larger than the sum of its proper divisors (2884047).

3792945 is a wasteful number, since it uses less digits than its factorization.

3792945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441.

The product of its digits is 68040, while the sum is 39.

The square root of 3792945 is about 1947.5484589606. The cubic root of 3792945 is about 155.9524427684.

The spelling of 3792945 in words is "three million, seven hundred ninety-two thousand, nine hundred forty-five".