142093340 has 12 divisors (see below), whose sum is σ = 298396056. Its totient is φ = 56837328.

The previous prime is 142093309. The next prime is 142093349. The reversal of 142093340 is 43390241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142093349) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3552314 + ... + 3552353.

It is an arithmetic number, because the mean of its divisors is an integer number (24866338).

Almost surely, 2^142093340 is an apocalyptic number.

142093340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142093340 is an abundant number, since it is smaller than the sum of its proper divisors (156302716).

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

142093340 is a wasteful number, since it uses less digits than its factorization.

142093340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7104676 (or 7104674 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 142093340 is about 11920.2911038280. The cubic root of 142093340 is about 521.8246304907.

The spelling of 142093340 in words is "one hundred forty-two million, ninety-three thousand, three hundred forty".