2452642 has 4 divisors (see below), whose sum is σ = 3678966. Its totient is φ = 1226320.

The previous prime is 2452633. The next prime is 2452649. The reversal of 2452642 is 2462542.

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

It can be written as a sum of positive squares in only one way, i.e., 2277081 + 175561 = 1509^2 + 419^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2452649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613159 + ... + 613162.

2^2452642 is an apocalyptic number.

2452642 is a deficient number, since it is larger than the sum of its proper divisors (1226324).

2452642 is a wasteful number, since it uses less digits than its factorization.

2452642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226323.

The product of its digits is 3840, while the sum is 25.

The square root of 2452642 is about 1566.0913127912. The cubic root of 2452642 is about 134.8584158057.

The spelling of 2452642 in words is "two million, four hundred fifty-two thousand, six hundred forty-two".