402232165 has 8 divisors (see below), whose sum is σ = 503664768. Its totient is φ = 307794960.

The previous prime is 402232151. The next prime is 402232177. The reversal of 402232165 is 561232204.

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

It is not a de Polignac number, because 402232165 - 2¹¹ = 402230117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1748721 + ... + 1748950.

It is an arithmetic number, because the mean of its divisors is an integer number (62958096).

Almost surely, 2^402232165 is an apocalyptic number.

It is an amenable number.

402232165 is a deficient number, since it is larger than the sum of its proper divisors (101432603).

402232165 is a wasteful number, since it uses less digits than its factorization.

402232165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497699.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 402232165 is about 20055.7264889607. The cubic root of 402232165 is about 738.1743191990.

Adding to 402232165 its reverse (561232204), we get a palindrome (963464369).

The spelling of 402232165 in words is "four hundred two million, two hundred thirty-two thousand, one hundred sixty-five".