345703742 has 4 divisors (see below), whose sum is σ = 518555616. Its totient is φ = 172851870.

The previous prime is 345703739. The next prime is 345703781. The reversal of 345703742 is 247307543.

345703742 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×345703742² = 239022154465605128, which contains 22 as substring.

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, 86425934 + ... + 86425937.

It is an arithmetic number, because the mean of its divisors is an integer number (129638904).

Almost surely, 2^345703742 is an apocalyptic number.

345703742 is a deficient number, since it is larger than the sum of its proper divisors (172851874).

345703742 is a wasteful number, since it uses less digits than its factorization.

345703742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172851873.

The product of its (nonzero) digits is 70560, while the sum is 35.

The square root of 345703742 is about 18593.1100679795. The cubic root of 345703742 is about 701.8344685370.

The spelling of 345703742 in words is "three hundred forty-five million, seven hundred three thousand, seven hundred forty-two".