142802250 has 32 divisors (see below), whose sum is σ = 356436288. Its totient is φ = 38080400.

The previous prime is 142802249. The next prime is 142802251. The reversal of 142802250 is 52208241.

It is an interprime number because it is at equal distance from previous prime (142802249) and next prime (142802251).

It is a self number, because there is not a number n which added to its sum of digits gives 142802250.

It is not an unprimeable number, because it can be changed into a prime (142802251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94452 + ... + 95951.

It is an arithmetic number, because the mean of its divisors is an integer number (11138634).

Almost surely, 2^142802250 is an apocalyptic number.

142802250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142802250 is an abundant number, since it is smaller than the sum of its proper divisors (213634038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142802250 is a wasteful number, since it uses less digits than its factorization.

142802250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190423 (or 190413 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 142802250 is about 11949.9895397444. The cubic root of 142802250 is about 522.6909934150.

The spelling of 142802250 in words is "one hundred forty-two million, eight hundred two thousand, two hundred fifty".