2445446 has 4 divisors (see below), whose sum is σ = 3668172. Its totient is φ = 1222722.

The previous prime is 2445437. The next prime is 2445451. The reversal of 2445446 is 6445442.

It is a happy number.

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

It is a super-2 number, since 2×2445446² = 11960412277832, which contains 22 as substring.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611360 + ... + 611363.

It is an arithmetic number, because the mean of its divisors is an integer number (917043).

2^2445446 is an apocalyptic number.

2445446 is a deficient number, since it is larger than the sum of its proper divisors (1222726).

2445446 is a wasteful number, since it uses less digits than its factorization.

2445446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222725.

The product of its digits is 15360, while the sum is 29.

The square root of 2445446 is about 1563.7921856820. The cubic root of 2445446 is about 134.7263960225.

The spelling of 2445446 in words is "two million, four hundred forty-five thousand, four hundred forty-six".