345918038 has 4 divisors (see below), whose sum is σ = 518877060. Its totient is φ = 172959018.

The previous prime is 345918029. The next prime is 345918043. The reversal of 345918038 is 830819543.

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 = 345917986 and 345918004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86479508 + ... + 86479511.

It is an arithmetic number, because the mean of its divisors is an integer number (129719265).

Almost surely, 2^345918038 is an apocalyptic number.

345918038 is a deficient number, since it is larger than the sum of its proper divisors (172959022).

345918038 is a wasteful number, since it uses less digits than its factorization.

345918038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172959021.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 345918038 is about 18598.8719550407. The cubic root of 345918038 is about 701.9794570872.

The spelling of 345918038 in words is "three hundred forty-five million, nine hundred eighteen thousand, thirty-eight".