345173534 has 4 divisors (see below), whose sum is σ = 517760304. Its totient is φ = 172586766.

The previous prime is 345173531. The next prime is 345173597. The reversal of 345173534 is 435371543.

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

It is a junction number, because it is equal to n+sod(n) for n = 345173494 and 345173503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345173531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86293382 + ... + 86293385.

It is an arithmetic number, because the mean of its divisors is an integer number (129440076).

Almost surely, 2^345173534 is an apocalyptic number.

345173534 is a deficient number, since it is larger than the sum of its proper divisors (172586770).

345173534 is a wasteful number, since it uses less digits than its factorization.

345173534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172586769.

The product of its digits is 75600, while the sum is 35.

The square root of 345173534 is about 18578.8464119816. The cubic root of 345173534 is about 701.4754823040.

The spelling of 345173534 in words is "three hundred forty-five million, one hundred seventy-three thousand, five hundred thirty-four".