2387242 has 32 divisors (see below), whose sum is σ = 4463424. Its totient is φ = 940800.

The previous prime is 2387237. The next prime is 2387243. The reversal of 2387242 is 2427832.

It is a d-powerful number, because it can be written as 2¹² + 3⁹ + 8² + 7 + 2¹⁸ + 4⁶ + 2²¹ .

It is a self number, because there is not a number n which added to its sum of digits gives 2387242.

It is not an unprimeable number, because it can be changed into a prime (2387243) 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, 4617 + ... + 5107.

It is an arithmetic number, because the mean of its divisors is an integer number (139482).

2^2387242 is an apocalyptic number.

2387242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2387242 is a deficient number, since it is larger than the sum of its proper divisors (2076182).

2387242 is a wasteful number, since it uses less digits than its factorization.

2387242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534.

The product of its digits is 5376, while the sum is 28.

The square root of 2387242 is about 1545.0702249412. The cubic root of 2387242 is about 133.6489287958.

The spelling of 2387242 in words is "two million, three hundred eighty-seven thousand, two hundred forty-two".