142165260 has 48 divisors (see below), whose sum is σ = 442293600. Its totient is φ = 37910592.

The previous prime is 142165249. The next prime is 142165273. The reversal of 142165260 is 62561241.

142165260 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 652 + 6 + 0 = 666.

It is a super-2 number, since 2×142165260² = 40421922301735200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 131095 + ... + 132174.

It is an arithmetic number, because the mean of its divisors is an integer number (9214450).

Almost surely, 2^142165260 is an apocalyptic number.

142165260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142165260 is an abundant number, since it is smaller than the sum of its proper divisors (300128340).

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

142165260 is a wasteful number, since it uses less digits than its factorization.

142165260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263287 (or 263279 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 142165260 is about 11923.3074270523. The cubic root of 142165260 is about 521.9126554875.

The spelling of 142165260 in words is "one hundred forty-two million, one hundred sixty-five thousand, two hundred sixty".