335420646 has 16 divisors (see below), whose sum is σ = 731827008. Its totient is φ = 101642600.

The previous prime is 335420629. The next prime is 335420647. The reversal of 335420646 is 646024533.

It is a super-2 number, since 2×335420646² = 225014019526114632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335420647) 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, 2541000 + ... + 2541131.

It is an arithmetic number, because the mean of its divisors is an integer number (45739188).

Almost surely, 2^335420646 is an apocalyptic number.

335420646 is an abundant number, since it is smaller than the sum of its proper divisors (396406362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

335420646 is a wasteful number, since it uses less digits than its factorization.

335420646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5082147.

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 335420646 is about 18314.4927857694. The cubic root of 335420646 is about 694.8055256989.

The spelling of 335420646 in words is "three hundred thirty-five million, four hundred twenty thousand, six hundred forty-six".