2442428 has 12 divisors (see below), whose sum is σ = 4412352. Its totient is φ = 1181760.

The previous prime is 2442413. The next prime is 2442437. The reversal of 2442428 is 8242442.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2442397 and 2442406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9725 + ... + 9972.

It is an arithmetic number, because the mean of its divisors is an integer number (367696).

2^2442428 is an apocalyptic number.

It is an amenable number.

2442428 is a deficient number, since it is larger than the sum of its proper divisors (1969924).

2442428 is a wasteful number, since it uses less digits than its factorization.

2442428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19732 (or 19730 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 2442428 is about 1562.8269257982. The cubic root of 2442428 is about 134.6709498796.

The spelling of 2442428 in words is "two million, four hundred forty-two thousand, four hundred twenty-eight".