1072684224 has 84 divisors (see below), whose sum is σ = 3255547464. Its totient is φ = 336525312.

The previous prime is 1072684213. The next prime is 1072684229. The reversal of 1072684224 is 4224862701.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1072684229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44982 + ... + 64565.

Almost surely, 2^1072684224 is an apocalyptic number.

It is an amenable number.

1072684224 is an abundant number, since it is smaller than the sum of its proper divisors (2182863240).

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

1072684224 is a wasteful number, since it uses less digits than its factorization.

1072684224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109582 (or 109569 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 1072684224 is about 32751.8583289559. The cubic root of 1072684224 is about 1023.6636875713.

The spelling of 1072684224 in words is "one billion, seventy-two million, six hundred eighty-four thousand, two hundred twenty-four".