1670350023 has 12 divisors (see below), whose sum is σ = 2415924888. Its totient is φ = 1112091120.

The previous prime is 1670349979. The next prime is 1670350037. The reversal of 1670350023 is 3200530761.

It is a happy number.

It is not a de Polignac number, because 1670350023 - 2²¹ = 1668252871 is a prime.

It is a super-2 number, since 2×1670350023² = 5580138398672201058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1670350063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115773 + ... + 129398.

It is an arithmetic number, because the mean of its divisors is an integer number (201327074).

Almost surely, 2^1670350023 is an apocalyptic number.

1670350023 is a deficient number, since it is larger than the sum of its proper divisors (745574865).

1670350023 is a wasteful number, since it uses less digits than its factorization.

1670350023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245934 (or 245931 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 1670350023 is about 40869.9158672978. The cubic root of 1670350023 is about 1186.5038792272.

Adding to 1670350023 its reverse (3200530761), we get a palindrome (4870880784).

The spelling of 1670350023 in words is "one billion, six hundred seventy million, three hundred fifty thousand, twenty-three".