342249464 has 8 divisors (see below), whose sum is σ = 641717760. Its totient is φ = 171124728.

The previous prime is 342249463. The next prime is 342249469. The reversal of 342249464 is 464942243.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342249463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21390584 + ... + 21390599.

It is an arithmetic number, because the mean of its divisors is an integer number (80214720).

Almost surely, 2^342249464 is an apocalyptic number.

It is an amenable number.

342249464 is a deficient number, since it is larger than the sum of its proper divisors (299468296).

342249464 is a wasteful number, since it uses less digits than its factorization.

342249464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42781189 (or 42781185 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 342249464 is about 18499.9855135078. The cubic root of 342249464 is about 699.4890584386.

The spelling of 342249464 in words is "three hundred forty-two million, two hundred forty-nine thousand, four hundred sixty-four".