345534738 has 8 divisors (see below), whose sum is σ = 691069488. Its totient is φ = 115178244.

The previous prime is 345534737. The next prime is 345534751. The reversal of 345534738 is 837435543.

It is a sphenic number, since it is the product of 3 distinct primes.

345534738 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 345534738.

It is not an unprimeable number, because it can be changed into a prime (345534737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28794556 + ... + 28794567.

It is an arithmetic number, because the mean of its divisors is an integer number (86383686).

Almost surely, 2^345534738 is an apocalyptic number.

345534738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345534738 is a wasteful number, since it uses less digits than its factorization.

345534738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57589128.

The product of its digits is 604800, while the sum is 42.

The square root of 345534738 is about 18588.5647105956. The cubic root of 345534738 is about 701.7200814168.

The spelling of 345534738 in words is "three hundred forty-five million, five hundred thirty-four thousand, seven hundred thirty-eight".