346003400 has 48 divisors (see below), whose sum is σ = 830423040. Its totient is φ = 133934400.

The previous prime is 346003393. The next prime is 346003403. The reversal of 346003400 is 4300643.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (346003403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21704 + ... + 34103.

It is an arithmetic number, because the mean of its divisors is an integer number (17300480).

Almost surely, 2^346003400 is an apocalyptic number.

It is an amenable number.

346003400 is an abundant number, since it is smaller than the sum of its proper divisors (484419640).

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

346003400 is a wasteful number, since it uses less digits than its factorization.

346003400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55854 (or 55845 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 346003400 is about 18601.1666300800. The cubic root of 346003400 is about 702.0371946970.

The spelling of 346003400 in words is "three hundred forty-six million, three thousand, four hundred".