1893867242 has 8 divisors (see below), whose sum is σ = 2964314016. Its totient is φ = 905762572.

The previous prime is 1893867229. The next prime is 1893867257. The reversal of 1893867242 is 2427683981.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 20585468 + ... + 20585559.

It is an arithmetic number, because the mean of its divisors is an integer number (370539252).

Almost surely, 2^1893867242 is an apocalyptic number.

1893867242 is a deficient number, since it is larger than the sum of its proper divisors (1070446774).

1893867242 is a wasteful number, since it uses less digits than its factorization.

1893867242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41171052.

The product of its digits is 1161216, while the sum is 50.

The square root of 1893867242 is about 43518.5850183574. The cubic root of 1893867242 is about 1237.2282962587.

The spelling of 1893867242 in words is "one billion, eight hundred ninety-three million, eight hundred sixty-seven thousand, two hundred forty-two".