142935340 has 24 divisors (see below), whose sum is σ = 313215840. Its totient is φ = 54688128.

The previous prime is 142935323. The next prime is 142935343. The reversal of 142935340 is 43539241.

It is a super-2 number, since 2×142935340² = 40861022841831200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142935343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154905 + ... + 155824.

It is an arithmetic number, because the mean of its divisors is an integer number (13050660).

Almost surely, 2^142935340 is an apocalyptic number.

142935340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142935340 is an abundant number, since it is smaller than the sum of its proper divisors (170280500).

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

142935340 is a wasteful number, since it uses less digits than its factorization.

142935340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310761 (or 310759 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 142935340 is about 11955.5568669970. The cubic root of 142935340 is about 522.8533235936.

The spelling of 142935340 in words is "one hundred forty-two million, nine hundred thirty-five thousand, three hundred forty".