3612791 has 24 divisors (see below), whose sum is σ = 4727520. Its totient is φ = 2685312.

The previous prime is 3612787. The next prime is 3612799. The reversal of 3612791 is 1972163.

It is not a de Polignac number, because 3612791 - 2² = 3612787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3612799) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97625 + ... + 97661.

It is an arithmetic number, because the mean of its divisors is an integer number (196980).

Almost surely, 2^3612791 is an apocalyptic number.

3612791 is a deficient number, since it is larger than the sum of its proper divisors (1114729).

3612791 is a wasteful number, since it uses less digits than its factorization.

3612791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 86 counting only the distinct ones).

The product of its digits is 2268, while the sum is 29.

The square root of 3612791 is about 1900.7343317781. The cubic root of 3612791 is about 153.4431879223.

The spelling of 3612791 in words is "three million, six hundred twelve thousand, seven hundred ninety-one".