3478626499 has 4 divisors (see below), whose sum is σ = 3517712280. Its totient is φ = 3439540720.

The previous prime is 3478626497. The next prime is 3478626523. The reversal of 3478626499 is 9946268743.

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: 9946268743 = 35879 ⋅277217.

It is a cyclic number.

It is not a de Polignac number, because 3478626499 - 2¹ = 3478626497 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3478626491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19542757 + ... + 19542934.

It is an arithmetic number, because the mean of its divisors is an integer number (879428070).

Almost surely, 2^3478626499 is an apocalyptic number.

3478626499 is a deficient number, since it is larger than the sum of its proper divisors (39085781).

3478626499 is an equidigital number, since it uses as much as digits as its factorization.

3478626499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39085780.

The product of its digits is 15676416, while the sum is 58.

The square root of 3478626499 is about 58979.8821548501. The cubic root of 3478626499 is about 1515.1975763555.

The spelling of 3478626499 in words is "three billion, four hundred seventy-eight million, six hundred twenty-six thousand, four hundred ninety-nine".