2620142 has 32 divisors (see below), whose sum is σ = 4847040. Its totient is φ = 1036800.

The previous prime is 2620141. The next prime is 2620147. The reversal of 2620142 is 2410262.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 2620142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23984 + ... + 24092.

It is an arithmetic number, because the mean of its divisors is an integer number (151470).

2^2620142 is an apocalyptic number.

2620142 is a deficient number, since it is larger than the sum of its proper divisors (2226898).

2620142 is a wasteful number, since it uses less digits than its factorization.

2620142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2620142 is about 1618.6852689760. The cubic root of 2620142 is about 137.8610587858.

The spelling of 2620142 in words is "two million, six hundred twenty thousand, one hundred forty-two".