1445211846 has 24 divisors (see below), whose sum is σ = 3372161520. Its totient is φ = 444680496.

The previous prime is 1445211809. The next prime is 1445211851. The reversal of 1445211846 is 6481125441.

It is a self number, because there is not a number n which added to its sum of digits gives 1445211846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3087826 + ... + 3088293.

It is an arithmetic number, because the mean of its divisors is an integer number (140506730).

Almost surely, 2^1445211846 is an apocalyptic number.

1445211846 is an abundant number, since it is smaller than the sum of its proper divisors (1926949674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1445211846 is a wasteful number, since it uses less digits than its factorization.

1445211846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6176140 (or 6176137 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 1445211846 is about 38015.9419980618. The cubic root of 1445211846 is about 1130.6039651229.

The spelling of 1445211846 in words is "one billion, four hundred forty-five million, two hundred eleven thousand, eight hundred forty-six".