142093336 has 96 divisors (see below), whose sum is σ = 349332480. Its totient is φ = 53524800.

The previous prime is 142093309. The next prime is 142093349. The reversal of 142093336 is 633390241.

It is a super-2 number, since 2×142093336² = 40381032271217792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 142093298 and 142093307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133141 + ... + 134203.

It is an arithmetic number, because the mean of its divisors is an integer number (3638880).

Almost surely, 2^142093336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142093336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174666240).

142093336 is an abundant number, since it is smaller than the sum of its proper divisors (207239144).

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

142093336 is a wasteful number, since it uses less digits than its factorization.

142093336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125 (or 1114 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 142093336 is about 11920.2909360468. The cubic root of 142093336 is about 521.8246255942.

The spelling of 142093336 in words is "one hundred forty-two million, ninety-three thousand, three hundred thirty-six".