354402 has 16 divisors (see below), whose sum is σ = 787680. Its totient is φ = 118116.

The previous prime is 354401. The next prime is 354421. The reversal of 354402 is 204453.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (354401) 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, 3228 + ... + 3335.

It is an arithmetic number, because the mean of its divisors is an integer number (49230).

2³⁵⁴⁴⁰² is an apocalyptic number.

354402 is an abundant number, since it is smaller than the sum of its proper divisors (433278).

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

354402 is a wasteful number, since it uses less digits than its factorization.

354402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6574 (or 6568 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 354402 is about 595.3167224260. The cubic root of 354402 is about 70.7672068759.

Adding to 354402 its reverse (204453), we get a palindrome (558855).

The spelling of 354402 in words is "three hundred fifty-four thousand, four hundred two".