3671431 has 2 divisors, whose sum is σ = 3671432. Its totient is φ = 3671430.

The previous prime is 3671419. The next prime is 3671441. The reversal of 3671431 is 1341763.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3671431 - 2¹¹ = 3669383 is a prime.

It is a super-2 number, since 2×3671431² = 26958811175522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3671396 and 3671405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3671401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1835715 + 1835716.

It is an arithmetic number, because the mean of its divisors is an integer number (1835716).

Almost surely, 2^3671431 is an apocalyptic number.

3671431 is a deficient number, since it is larger than the sum of its proper divisors (1).

3671431 is an equidigital number, since it uses as much as digits as its factorization.

3671431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 25.

The square root of 3671431 is about 1916.0978576263. The cubic root of 3671431 is about 154.2689262957.

The spelling of 3671431 in words is "three million, six hundred seventy-one thousand, four hundred thirty-one".