1007631 has 6 divisors (see below), whose sum is σ = 1455480. Its totient is φ = 671748.

The previous prime is 1007609. The next prime is 1007647. The reversal of 1007631 is 1367001.

1007631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1007631 - 2⁵ = 1007599 is a prime.

It is a super-2 number, since 2×1007631² = 2030640464322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1007651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55971 + ... + 55988.

It is an arithmetic number, because the mean of its divisors is an integer number (242580).

2^1007631 is an apocalyptic number.

1007631 is a deficient number, since it is larger than the sum of its proper divisors (447849).

1007631 is a wasteful number, since it uses less digits than its factorization.

1007631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111965 (or 111962 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 1007631 is about 1003.8082486212. The cubic root of 1007631 is about 100.2537223718.

The spelling of 1007631 in words is "one million, seven thousand, six hundred thirty-one".