142597004 has 12 divisors (see below), whose sum is σ = 272230728. Its totient is φ = 64816800.

The previous prime is 142596991. The next prime is 142597051. The reversal of 142597004 is 400795241.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1620377 + ... + 1620464.

It is an arithmetic number, because the mean of its divisors is an integer number (22685894).

Almost surely, 2^142597004 is an apocalyptic number.

It is an amenable number.

142597004 is a deficient number, since it is larger than the sum of its proper divisors (129633724).

142597004 is a wasteful number, since it uses less digits than its factorization.

142597004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240856 (or 3240854 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 142597004 is about 11941.3987455407. The cubic root of 142597004 is about 522.4404565741.

The spelling of 142597004 in words is "one hundred forty-two million, five hundred ninety-seven thousand, four".