1889074473 has 32 divisors (see below), whose sum is σ = 2962563072. Its totient is φ = 1055592000.

The previous prime is 1889074469. The next prime is 1889074501. The reversal of 1889074473 is 3744709881.

1889074473 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1889074473 - 2² = 1889074469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1889074423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 464298 + ... + 468348.

It is an arithmetic number, because the mean of its divisors is an integer number (92580096).

Almost surely, 2^1889074473 is an apocalyptic number.

1889074473 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1889074473 is a deficient number, since it is larger than the sum of its proper divisors (1073488599).

1889074473 is a wasteful number, since it uses less digits than its factorization.

1889074473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5165.

The product of its (nonzero) digits is 1354752, while the sum is 51.

The square root of 1889074473 is about 43463.4843633135. The cubic root of 1889074473 is about 1236.1837389576.

The spelling of 1889074473 in words is "one billion, eight hundred eighty-nine million, seventy-four thousand, four hundred seventy-three".