342987464 has 8 divisors (see below), whose sum is σ = 643101510. Its totient is φ = 171493728.

The previous prime is 342987451. The next prime is 342987467. The reversal of 342987464 is 464789243.

It is a happy number.

342987464 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 248314564 + 94672900 = 15758^2 + 9730^2 .

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

It is a super-2 number, since 2×342987464² = 235280800922302592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342987467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21436709 + ... + 21436724.

Almost surely, 2^342987464 is an apocalyptic number.

It is an amenable number.

342987464 is a deficient number, since it is larger than the sum of its proper divisors (300114046).

342987464 is a wasteful number, since it uses less digits than its factorization.

342987464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42873439 (or 42873435 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 47.

The square root of 342987464 is about 18519.9207341716. The cubic root of 342987464 is about 699.9914720049.

The spelling of 342987464 in words is "three hundred forty-two million, nine hundred eighty-seven thousand, four hundred sixty-four".