346731401 has 4 divisors (see below), whose sum is σ = 348182400. Its totient is φ = 345280404.

The previous prime is 346731389. The next prime is 346731433. The reversal of 346731401 is 104137643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346731401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346731461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725141 + ... + 725618.

It is an arithmetic number, because the mean of its divisors is an integer number (87045600).

Almost surely, 2^346731401 is an apocalyptic number.

It is an amenable number.

346731401 is a deficient number, since it is larger than the sum of its proper divisors (1450999).

346731401 is a wasteful number, since it uses less digits than its factorization.

346731401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450998.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 346731401 is about 18620.7250395896. The cubic root of 346731401 is about 702.5292185261.

The spelling of 346731401 in words is "three hundred forty-six million, seven hundred thirty-one thousand, four hundred one".