1838364002 has 4 divisors (see below), whose sum is σ = 2757546006. Its totient is φ = 919182000.

The previous prime is 1838363983. The next prime is 1838364029. The reversal of 1838364002 is 2004638381.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2004638381 = 1109 ⋅1807609.

It can be written as a sum of positive squares in only one way, i.e., 1703130361 + 135233641 = 41269^2 + 11629^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459590999 + ... + 459591002.

Almost surely, 2^1838364002 is an apocalyptic number.

1838364002 is a deficient number, since it is larger than the sum of its proper divisors (919182004).

1838364002 is an equidigital number, since it uses as much as digits as its factorization.

1838364002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919182003.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 1838364002 is about 42876.1472382956. The cubic root of 1838364002 is about 1225.0218520606.

The spelling of 1838364002 in words is "one billion, eight hundred thirty-eight million, three hundred sixty-four thousand, two".