345350401 has 4 divisors (see below), whose sum is σ = 376745904. Its totient is φ = 313954900.

The previous prime is 345350377. The next prime is 345350413. The reversal of 345350401 is 104053543.

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 not a de Polignac number, because 345350401 - 2⁷ = 345350273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345350431) 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, 15697735 + ... + 15697756.

It is an arithmetic number, because the mean of its divisors is an integer number (94186476).

Almost surely, 2^345350401 is an apocalyptic number.

It is an amenable number.

345350401 is a deficient number, since it is larger than the sum of its proper divisors (31395503).

345350401 is a wasteful number, since it uses less digits than its factorization.

345350401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31395502.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 345350401 is about 18583.6057050294. The cubic root of 345350401 is about 701.5952739133.

The spelling of 345350401 in words is "three hundred forty-five million, three hundred fifty thousand, four hundred one".