342347047 has 16 divisors (see below), whose sum is σ = 396428032. Its totient is φ = 289578240.

The previous prime is 342347039. The next prime is 342347101. The reversal of 342347047 is 740743243.

It is not a de Polignac number, because 342347047 - 2³ = 342347039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342342047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387268 + ... + 388150.

It is an arithmetic number, because the mean of its divisors is an integer number (24776752).

Almost surely, 2^342347047 is an apocalyptic number.

342347047 is a deficient number, since it is larger than the sum of its proper divisors (54080985).

342347047 is an equidigital number, since it uses as much as digits as its factorization.

342347047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558.

The product of its (nonzero) digits is 56448, while the sum is 34.

The square root of 342347047 is about 18502.6227059841. The cubic root of 342347047 is about 699.5555321287. Note that the first 4 decimals are identical.

The spelling of 342347047 in words is "three hundred forty-two million, three hundred forty-seven thousand, forty-seven".