402224677 has 8 divisors (see below), whose sum is σ = 405820800. Its totient is φ = 398643024.

The previous prime is 402224639. The next prime is 402224689. The reversal of 402224677 is 776422204.

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 402224677 - 2⁷ = 402224549 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 (402224477) 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, 56599 + ... + 63307.

It is an arithmetic number, because the mean of its divisors is an integer number (50727600).

Almost surely, 2^402224677 is an apocalyptic number.

It is an amenable number.

402224677 is a deficient number, since it is larger than the sum of its proper divisors (3596123).

402224677 is a wasteful number, since it uses less digits than its factorization.

402224677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7235.

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 402224677 is about 20055.5398082425. The cubic root of 402224677 is about 738.1697385247.

The spelling of 402224677 in words is "four hundred two million, two hundred twenty-four thousand, six hundred seventy-seven".