142280336 has 40 divisors (see below), whose sum is σ = 301584864. Its totient is φ = 64488960.

The previous prime is 142280321. The next prime is 142280353. The reversal of 142280336 is 633082241.

It is a junction number, because it is equal to n+sod(n) for n = 142280299 and 142280308.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 75275 + ... + 77141.

Almost surely, 2^142280336 is an apocalyptic number.

142280336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142280336 is an abundant number, since it is smaller than the sum of its proper divisors (159304528).

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

142280336 is a wasteful number, since it uses less digits than its factorization.

142280336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319 (or 2313 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 142280336 is about 11928.1321253581. The cubic root of 142280336 is about 522.0534386457.

The spelling of 142280336 in words is "one hundred forty-two million, two hundred eighty thousand, three hundred thirty-six".