345525671 has 4 divisors (see below), whose sum is σ = 345720600. Its totient is φ = 345330744.

The previous prime is 345525641. The next prime is 345525673. The reversal of 345525671 is 176525543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345525671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345525673) 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, 94781 + ... + 98358.

It is an arithmetic number, because the mean of its divisors is an integer number (86430150).

Almost surely, 2^345525671 is an apocalyptic number.

345525671 is a deficient number, since it is larger than the sum of its proper divisors (194929).

345525671 is a wasteful number, since it uses less digits than its factorization.

345525671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194928.

The product of its digits is 126000, while the sum is 38.

The square root of 345525671 is about 18588.3208224950. The cubic root of 345525671 is about 701.7139435374.

The spelling of 345525671 in words is "three hundred forty-five million, five hundred twenty-five thousand, six hundred seventy-one".