345670461 has 24 divisors (see below), whose sum is σ = 507683904. Its totient is φ = 226609920.

The previous prime is 345670453. The next prime is 345670489. The reversal of 345670461 is 164076543.

It is a happy number.

345670461 is a `hidden beast` number, since 34 + 567 + 0 + 4 + 61 = 666.

It is not a de Polignac number, because 345670461 - 2³ = 345670453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345670261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144606 + ... + 146976.

It is an arithmetic number, because the mean of its divisors is an integer number (21153496).

Almost surely, 2^345670461 is an apocalyptic number.

It is an amenable number.

345670461 is a deficient number, since it is larger than the sum of its proper divisors (162013443).

345670461 is a wasteful number, since it uses less digits than its factorization.

345670461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641 (or 2638 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 345670461 is about 18592.2150643757. The cubic root of 345670461 is about 701.8119458780.

The spelling of 345670461 in words is "three hundred forty-five million, six hundred seventy thousand, four hundred sixty-one".