1445226146 has 64 divisors (see below), whose sum is σ = 2826297600. Its totient is φ = 541427328.

The previous prime is 1445226121. The next prime is 1445226217. The reversal of 1445226146 is 6416225441.

It is a super-2 number, since 2×1445226146² = 4177357226164026632, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 583166 + ... + 585638.

It is an arithmetic number, because the mean of its divisors is an integer number (44160900).

Almost surely, 2^1445226146 is an apocalyptic number.

1445226146 is a deficient number, since it is larger than the sum of its proper divisors (1381071454).

1445226146 is a wasteful number, since it uses less digits than its factorization.

1445226146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2540 (or 2514 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 1445226146 is about 38016.1300765872. The cubic root of 1445226146 is about 1130.6076941225.

The spelling of 1445226146 in words is "one billion, four hundred forty-five million, two hundred twenty-six thousand, one hundred forty-six".