2920142 has 4 divisors (see below), whose sum is σ = 4380216. Its totient is φ = 1460070.

The previous prime is 2920139. The next prime is 2920163. The reversal of 2920142 is 2410292.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730034 + ... + 730037.

It is an arithmetic number, because the mean of its divisors is an integer number (1095054).

2^2920142 is an apocalyptic number.

2920142 is a deficient number, since it is larger than the sum of its proper divisors (1460074).

2920142 is a wasteful number, since it uses less digits than its factorization.

2920142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460073.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2920142 is about 1708.8422981656. The cubic root of 2920142 is about 142.9337068631.

The spelling of 2920142 in words is "two million, nine hundred twenty thousand, one hundred forty-two".