345357542 has 4 divisors (see below), whose sum is σ = 518036316. Its totient is φ = 172678770.

The previous prime is 345357521. The next prime is 345357557. The reversal of 345357542 is 245753543.

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 = 345357496 and 345357505.

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, 86339384 + ... + 86339387.

It is an arithmetic number, because the mean of its divisors is an integer number (129509079).

Almost surely, 2^345357542 is an apocalyptic number.

345357542 is a deficient number, since it is larger than the sum of its proper divisors (172678774).

345357542 is a wasteful number, since it uses less digits than its factorization.

345357542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172678773.

The product of its digits is 252000, while the sum is 38.

The square root of 345357542 is about 18583.7978357493. The cubic root of 345357542 is about 701.6001096370.

The spelling of 345357542 in words is "three hundred forty-five million, three hundred fifty-seven thousand, five hundred forty-two".