346573680 has 80 divisors (see below), whose sum is σ = 1130939520. Its totient is φ = 87554304.

The previous prime is 346573673. The next prime is 346573681. The reversal of 346573680 is 86375643.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×346573680² = 240226631337484800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346573681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33442 + ... + 42561.

It is an arithmetic number, because the mean of its divisors is an integer number (14136744).

Almost surely, 2^346573680 is an apocalyptic number.

346573680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

346573680 is an abundant number, since it is smaller than the sum of its proper divisors (784365840).

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

346573680 is a wasteful number, since it uses less digits than its factorization.

346573680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76038 (or 76032 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 346573680 is about 18616.4894649878. The cubic root of 346573680 is about 702.4226803282.

The spelling of 346573680 in words is "three hundred forty-six million, five hundred seventy-three thousand, six hundred eighty".