2447446 has 4 divisors (see below), whose sum is σ = 3671172. Its totient is φ = 1223722.

The previous prime is 2447437. The next prime is 2447479. The reversal of 2447446 is 6447442.

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

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, 611860 + ... + 611863.

It is an arithmetic number, because the mean of its divisors is an integer number (917793).

2^2447446 is an apocalyptic number.

2447446 is a deficient number, since it is larger than the sum of its proper divisors (1223726).

2447446 is a wasteful number, since it uses less digits than its factorization.

2447446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223725.

The product of its digits is 21504, while the sum is 31.

The square root of 2447446 is about 1564.4315261462. The cubic root of 2447446 is about 134.7631145282.

The spelling of 2447446 in words is "two million, four hundred forty-seven thousand, four hundred forty-six".