1901534322 has 16 divisors (see below), whose sum is σ = 3814032672. Its totient is φ = 632017440.

The previous prime is 1901534309. The next prime is 1901534329. The reversal of 1901534322 is 2234351091.

It is a self number, because there is not a number n which added to its sum of digits gives 1901534322.

It is not an unprimeable number, because it can be changed into a prime (1901534329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454579 + ... + 458742.

It is an arithmetic number, because the mean of its divisors is an integer number (238377042).

Almost surely, 2^1901534322 is an apocalyptic number.

1901534322 is an abundant number, since it is smaller than the sum of its proper divisors (1912498350).

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

1901534322 is a wasteful number, since it uses less digits than its factorization.

1901534322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913673.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1901534322 is about 43606.5857640793. The cubic root of 1901534322 is about 1238.8956352660.

The spelling of 1901534322 in words is "one billion, nine hundred one million, five hundred thirty-four thousand, three hundred twenty-two".