346809425 has 12 divisors (see below), whose sum is σ = 431572080. Its totient is φ = 276461520.

The previous prime is 346809409. The next prime is 346809427. The reversal of 346809425 is 524908643.

It is not a de Polignac number, because 346809425 - 2⁴ = 346809409 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (346809427) 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, 17435 + ... + 31584.

It is an arithmetic number, because the mean of its divisors is an integer number (35964340).

Almost surely, 2^346809425 is an apocalyptic number.

It is an amenable number.

346809425 is a deficient number, since it is larger than the sum of its proper divisors (84762655).

346809425 is a wasteful number, since it uses less digits than its factorization.

346809425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49312 (or 49307 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 346809425 is about 18622.8200066478. The cubic root of 346809425 is about 702.5819106374.

The spelling of 346809425 in words is "three hundred forty-six million, eight hundred nine thousand, four hundred twenty-five".