3671955 has 24 divisors (see below), whose sum is σ = 7274592. Its totient is φ = 1678464.

The previous prime is 3671939. The next prime is 3671971. The reversal of 3671955 is 5591763.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3671939) and next prime (3671971).

It is not a de Polignac number, because 3671955 - 2⁴ = 3671939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5514 + ... + 6143.

It is an arithmetic number, because the mean of its divisors is an integer number (303108).

Almost surely, 2^3671955 is an apocalyptic number.

3671955 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3671955 is a deficient number, since it is larger than the sum of its proper divisors (3602637).

3671955 is a wasteful number, since it uses less digits than its factorization.

3671955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11675 (or 11672 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 3671955 is about 1916.2345889791. The cubic root of 3671955 is about 154.2762652208.

The spelling of 3671955 in words is "three million, six hundred seventy-one thousand, nine hundred fifty-five".