1898057314 has 4 divisors (see below), whose sum is σ = 2847085974. Its totient is φ = 949028656.

The previous prime is 1898057311. The next prime is 1898057389. The reversal of 1898057314 is 4137508981.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1359028225 + 539029089 = 36865^2 + 23217^2 .

It is not an unprimeable number, because it can be changed into a prime (1898057311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474514327 + ... + 474514330.

Almost surely, 2^1898057314 is an apocalyptic number.

1898057314 is a deficient number, since it is larger than the sum of its proper divisors (949028660).

1898057314 is an equidigital number, since it uses as much as digits as its factorization.

1898057314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949028659.

The product of its (nonzero) digits is 241920, while the sum is 46.

The square root of 1898057314 is about 43566.6995995795. The cubic root of 1898057314 is about 1238.1400562567.

The spelling of 1898057314 in words is "one billion, eight hundred ninety-eight million, fifty-seven thousand, three hundred fourteen".