402232667 has 4 divisors (see below), whose sum is σ = 402416640. Its totient is φ = 402048696.

The previous prime is 402232637. The next prime is 402232681. The reversal of 402232667 is 766232204.

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 402232667 - 2¹⁸ = 401970523 is a prime.

It is a super-2 number, since 2×402232667² = 323582236803865778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402232637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88667 + ... + 93092.

It is an arithmetic number, because the mean of its divisors is an integer number (100604160).

Almost surely, 2^402232667 is an apocalyptic number.

402232667 is a deficient number, since it is larger than the sum of its proper divisors (183973).

402232667 is a wasteful number, since it uses less digits than its factorization.

402232667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183972.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 402232667 is about 20055.7390040856. The cubic root of 402232667 is about 738.1746262881.

The spelling of 402232667 in words is "four hundred two million, two hundred thirty-two thousand, six hundred sixty-seven".