10378631 has 4 divisors (see below), whose sum is σ = 10554600. Its totient is φ = 10202664.

The previous prime is 10378603. The next prime is 10378637. The reversal of 10378631 is 13687301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10378631 - 2¹⁸ = 10116487 is a prime.

It is a super-2 number, since 2×10378631² = 215431962868322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10378594 and 10378603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10378637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87896 + ... + 88013.

It is an arithmetic number, because the mean of its divisors is an integer number (2638650).

Almost surely, 2^10378631 is an apocalyptic number.

10378631 is a deficient number, since it is larger than the sum of its proper divisors (175969).

10378631 is an equidigital number, since it uses as much as digits as its factorization.

10378631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175968.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 10378631 is about 3221.5882728865. The cubic root of 10378631 is about 218.1289742655.

The spelling of 10378631 in words is "ten million, three hundred seventy-eight thousand, six hundred thirty-one".