2700642 has 16 divisors (see below), whose sum is σ = 6172992. Its totient is φ = 771600.

The previous prime is 2700623. The next prime is 2700647. The reversal of 2700642 is 2460072.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2700647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32109 + ... + 32192.

It is an arithmetic number, because the mean of its divisors is an integer number (385812).

2^2700642 is an apocalyptic number.

2700642 is an abundant number, since it is smaller than the sum of its proper divisors (3472350).

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

2700642 is a wasteful number, since it uses less digits than its factorization.

2700642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64313.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2700642 is about 1643.3630152830. The cubic root of 2700642 is about 139.2587008005.

The spelling of 2700642 in words is "two million, seven hundred thousand, six hundred forty-two".