3691142 has 32 divisors (see below), whose sum is σ = 7221312. Its totient is φ = 1373184.

The previous prime is 3691087. The next prime is 3691147. The reversal of 3691142 is 2411963.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3691147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2498 + ... + 3690.

It is an arithmetic number, because the mean of its divisors is an integer number (225666).

Almost surely, 2^3691142 is an apocalyptic number.

3691142 is a deficient number, since it is larger than the sum of its proper divisors (3530170).

3691142 is a wasteful number, since it uses less digits than its factorization.

3691142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232.

The product of its digits is 1296, while the sum is 26.

The square root of 3691142 is about 1921.2344989615. The cubic root of 3691142 is about 154.5445108677.

The spelling of 3691142 in words is "three million, six hundred ninety-one thousand, one hundred forty-two".