345052499 has 4 divisors (see below), whose sum is σ = 376420920. Its totient is φ = 313684080.

The previous prime is 345052493. The next prime is 345052501. The reversal of 345052499 is 994250543.

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

It is a cyclic number.

It is not a de Polignac number, because 345052499 - 2⁸ = 345052243 is a prime.

It is a super-2 number, since 2×345052499² = 238122454132290002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345052493) 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, 15684194 + ... + 15684215.

It is an arithmetic number, because the mean of its divisors is an integer number (94105230).

Almost surely, 2^345052499 is an apocalyptic number.

345052499 is a deficient number, since it is larger than the sum of its proper divisors (31368421).

345052499 is a wasteful number, since it uses less digits than its factorization.

345052499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31368420.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 345052499 is about 18575.5887928216. The cubic root of 345052499 is about 701.3934819937.

The spelling of 345052499 in words is "three hundred forty-five million, fifty-two thousand, four hundred ninety-nine".