2635442 has 8 divisors (see below), whose sum is σ = 4185756. Its totient is φ = 1240192.

The previous prime is 2635429. The next prime is 2635447. The reversal of 2635442 is 2445362.

It can be written as a sum of positive squares in 2 ways, for example, as 2157961 + 477481 = 1469^2 + 691^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2¹⁹ + 6³ + 3⁸ + 5⁵ + 4 + 4⁶ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (2635447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38723 + ... + 38790.

2^2635442 is an apocalyptic number.

2635442 is a deficient number, since it is larger than the sum of its proper divisors (1550314).

2635442 is a wasteful number, since it uses less digits than its factorization.

2635442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77532.

The product of its digits is 5760, while the sum is 26.

The square root of 2635442 is about 1623.4044474499. The cubic root of 2635442 is about 138.1288791114.

The spelling of 2635442 in words is "two million, six hundred thirty-five thousand, four hundred forty-two".