345440601 has 18 divisors (see below), whose sum is σ = 548456090. Its totient is φ = 209357280.

The previous prime is 345440597. The next prime is 345440609. The reversal of 345440601 is 106044543.

345440601 is a `hidden beast` number, since 3 + 4 + 54 + 4 + 0 + 601 = 666.

It can be written as a sum of positive squares in only one way, i.e., 288830025 + 56610576 = 16995^2 + 7524^2 .

It is not a de Polignac number, because 345440601 - 2² = 345440597 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345440609) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 157516 + ... + 159693.

Almost surely, 2^345440601 is an apocalyptic number.

It is an amenable number.

345440601 is a deficient number, since it is larger than the sum of its proper divisors (203015489).

345440601 is a wasteful number, since it uses less digits than its factorization.

345440601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317237 (or 317223 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 345440601 is about 18586.0324168446. The cubic root of 345440601 is about 701.6563504168.

The spelling of 345440601 in words is "three hundred forty-five million, four hundred forty thousand, six hundred one".