2007631 has 2 divisors, whose sum is σ = 2007632. Its totient is φ = 2007630.

The previous prime is 2007623. The next prime is 2007659. The reversal of 2007631 is 1367002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2007631 - 2³ = 2007623 is a prime.

It is a super-2 number, since 2×2007631² = 8061164464322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2007599 and 2007608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2007611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003815 + 1003816.

It is an arithmetic number, because the mean of its divisors is an integer number (1003816).

2^2007631 is an apocalyptic number.

2007631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2007631 is an equidigital number, since it uses as much as digits as its factorization.

2007631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 2007631 is about 1416.9089596724. The cubic root of 2007631 is about 126.1521425795.

The spelling of 2007631 in words is "two million, seven thousand, six hundred thirty-one".