342073672 has 8 divisors (see below), whose sum is σ = 641388150. Its totient is φ = 171036832.

The previous prime is 342073657. The next prime is 342073679. The reversal of 342073672 is 276370243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 341288676 + 784996 = 18474^2 + 886^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (342073679) 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 as a sum of consecutive naturals, namely, 21379597 + ... + 21379612.

Almost surely, 2^342073672 is an apocalyptic number.

It is an amenable number.

342073672 is a deficient number, since it is larger than the sum of its proper divisors (299314478).

342073672 is a wasteful number, since it uses less digits than its factorization.

342073672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42759215 (or 42759211 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 342073672 is about 18495.2337644054. The cubic root of 342073672 is about 699.3692767661.

The spelling of 342073672 in words is "three hundred forty-two million, seventy-three thousand, six hundred seventy-two".