346394145 has 32 divisors (see below), whose sum is σ = 584112384. Its totient is φ = 174944000.

The previous prime is 346394143. The next prime is 346394171. The reversal of 346394145 is 541493643.

It is not a de Polignac number, because 346394145 - 2¹ = 346394143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (346394143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29875 + ... + 39815.

It is an arithmetic number, because the mean of its divisors is an integer number (18253512).

Almost surely, 2^346394145 is an apocalyptic number.

It is an amenable number.

346394145 is a deficient number, since it is larger than the sum of its proper divisors (237718239).

346394145 is a wasteful number, since it uses less digits than its factorization.

346394145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10073.

The product of its digits is 155520, while the sum is 39.

The square root of 346394145 is about 18611.6669054655. Note that the first 3 decimals coincide. The cubic root of 346394145 is about 702.3013677516.

The spelling of 346394145 in words is "three hundred forty-six million, three hundred ninety-four thousand, one hundred forty-five".