402413671 has 8 divisors (see below), whose sum is σ = 448337664. Its totient is φ = 358046520.

The previous prime is 402413633. The next prime is 402413677. The reversal of 402413671 is 176314204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402413671 - 2⁹ = 402413159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402413677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388665 + ... + 389698.

It is an arithmetic number, because the mean of its divisors is an integer number (56042208).

Almost surely, 2^402413671 is an apocalyptic number.

402413671 is a deficient number, since it is larger than the sum of its proper divisors (45923993).

402413671 is a wasteful number, since it uses less digits than its factorization.

402413671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778421.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 402413671 is about 20060.2510203636. The cubic root of 402413671 is about 738.2853354491.

Adding to 402413671 its reverse (176314204), we get a palindrome (578727875).

The spelling of 402413671 in words is "four hundred two million, four hundred thirteen thousand, six hundred seventy-one".