1373821224 has 16 divisors (see below), whose sum is σ = 3434553120. Its totient is φ = 457940400.

The previous prime is 1373821217. The next prime is 1373821231. The reversal of 1373821224 is 4221283731.

It is an interprime number because it is at equal distance from previous prime (1373821217) and next prime (1373821231).

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, 28621252 + ... + 28621299.

It is an arithmetic number, because the mean of its divisors is an integer number (214659570).

Almost surely, 2^1373821224 is an apocalyptic number.

It is an amenable number.

1373821224 is an abundant number, since it is smaller than the sum of its proper divisors (2060731896).

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

1373821224 is a wasteful number, since it uses less digits than its factorization.

1373821224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57242560 (or 57242556 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 1373821224 is about 37065.0944150963. The cubic root of 1373821224 is about 1111.6721878467.

The spelling of 1373821224 in words is "one billion, three hundred seventy-three million, eight hundred twenty-one thousand, two hundred twenty-four".