2142368 has 12 divisors (see below), whose sum is σ = 4217850. Its totient is φ = 1071168.

The previous prime is 2142353. The next prime is 2142377. The reversal of 2142368 is 8632412.

It can be written as a sum of positive squares in only one way, i.e., 1317904 + 824464 = 1148^2 + 908^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33443 + ... + 33506.

2^2142368 is an apocalyptic number.

It is an amenable number.

2142368 is a deficient number, since it is larger than the sum of its proper divisors (2075482).

2142368 is an equidigital number, since it uses as much as digits as its factorization.

2142368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66959 (or 66951 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 2142368 is about 1463.6830257949. The cubic root of 2142368 is about 128.9133885695.

The spelling of 2142368 in words is "two million, one hundred forty-two thousand, three hundred sixty-eight".