1894068414 has 32 divisors (see below), whose sum is σ = 4810333440. Its totient is φ = 541162296.

The previous prime is 1894068401. The next prime is 1894068427. The reversal of 1894068414 is 4148604981.

It is an interprime number because it is at equal distance from previous prime (1894068401) and next prime (1894068427).

It is a self number, because there is not a number n which added to its sum of digits gives 1894068414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2505004 + ... + 2505759.

It is an arithmetic number, because the mean of its divisors is an integer number (150322920).

Almost surely, 2^1894068414 is an apocalyptic number.

1894068414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1894068414 is an abundant number, since it is smaller than the sum of its proper divisors (2916265026).

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

1894068414 is a wasteful number, since it uses less digits than its factorization.

1894068414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5010781 (or 5010775 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 1894068414 is about 43520.8962913219. The cubic root of 1894068414 is about 1237.2721020182.

The spelling of 1894068414 in words is "one billion, eight hundred ninety-four million, sixty-eight thousand, four hundred fourteen".