401692 has 12 divisors (see below), whose sum is σ = 707616. Its totient is φ = 199520.

The previous prime is 401689. The next prime is 401707. The reversal of 401692 is 296104.

It is a super-2 number, since 2×401692² = 322712925728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717 + ... + 1147.

It is an arithmetic number, because the mean of its divisors is an integer number (58968).

2⁴⁰¹⁶⁹² is an apocalyptic number.

It is an amenable number.

401692 is a deficient number, since it is larger than the sum of its proper divisors (305924).

401692 is a wasteful number, since it uses less digits than its factorization.

401692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 401692 is about 633.7917639099. The cubic root of 401692 is about 73.7843735199.

Adding to 401692 its reverse (296104), we get a palindrome (697796).

The spelling of 401692 in words is "four hundred one thousand, six hundred ninety-two".