373631 has 2 divisors, whose sum is σ = 373632. Its totient is φ = 373630.

The previous prime is 373621. The next prime is 373649. The reversal of 373631 is 136373.

It is a weak prime.

It is an emirp because it is prime and its reverse (136373) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 373631 - 2⁶ = 373567 is a prime.

It is a super-2 number, since 2×373631² = 279200248322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 373597 and 373606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186815 + 186816.

It is an arithmetic number, because the mean of its divisors is an integer number (186816).

2³⁷³⁶³¹ is an apocalyptic number.

373631 is a deficient number, since it is larger than the sum of its proper divisors (1).

373631 is an equidigital number, since it uses as much as digits as its factorization.

373631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134, while the sum is 23.

The square root of 373631 is about 611.2536298461. The cubic root of 373631 is about 72.0246186389.

The spelling of 373631 in words is "three hundred seventy-three thousand, six hundred thirty-one".