1798370097 has 16 divisors (see below), whose sum is σ = 2443867392. Its totient is φ = 1176001920.

The previous prime is 1798370059. The next prime is 1798370099. The reversal of 1798370097 is 7900738971.

It is a happy number.

It is not a de Polignac number, because 1798370097 - 2⁶ = 1798370033 is a prime.

It is a super-4 number, since 4×1798370097⁴ (a number of 38 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (1798370099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53773 + ... + 80549.

It is an arithmetic number, because the mean of its divisors is an integer number (152741712).

Almost surely, 2^1798370097 is an apocalyptic number.

It is an amenable number.

1798370097 is a deficient number, since it is larger than the sum of its proper divisors (645497295).

1798370097 is a wasteful number, since it uses less digits than its factorization.

1798370097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27208.

The product of its (nonzero) digits is 666792, while the sum is 51.

The square root of 1798370097 is about 42407.1939298039. The cubic root of 1798370097 is about 1216.0731253004.

The spelling of 1798370097 in words is "one billion, seven hundred ninety-eight million, three hundred seventy thousand, ninety-seven".