412006631 has 4 divisors (see below), whose sum is σ = 412080264. Its totient is φ = 411933000.

The previous prime is 412006601. The next prime is 412006643. The reversal of 412006631 is 136600214.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 136600214 = 2 ⋅68300107.

It is a cyclic number.

It is not a de Polignac number, because 412006631 - 2²⁶ = 344897767 is a prime.

It is a super-2 number, since 2×412006631² = 339498927975940322, 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 = 412006597 and 412006606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412006601) 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, 27665 + ... + 39866.

It is an arithmetic number, because the mean of its divisors is an integer number (103020066).

Almost surely, 2^412006631 is an apocalyptic number.

412006631 is a deficient number, since it is larger than the sum of its proper divisors (73633).

412006631 is an equidigital number, since it uses as much as digits as its factorization.

412006631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73632.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 412006631 is about 20297.9464724883. The cubic root of 412006631 is about 744.1058780746.

Adding to 412006631 its reverse (136600214), we get a palindrome (548606845).

The spelling of 412006631 in words is "four hundred twelve million, six thousand, six hundred thirty-one".