34726381 has 4 divisors (see below), whose sum is σ = 34784764. Its totient is φ = 34668000.

The previous prime is 34726337. The next prime is 34726421. The reversal of 34726381 is 18362743.

It is a happy number.

34726381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 18362743 = 7 ⋅2623249.

It can be written as a sum of positive squares in 2 ways, for example, as 28526281 + 6200100 = 5341^2 + 2490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34726381 is a prime.

It is a super-2 number, since 2×34726381² = 2411843074714322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34726331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28290 + ... + 29491.

It is an arithmetic number, because the mean of its divisors is an integer number (8696191).

Almost surely, 2^34726381 is an apocalyptic number.

It is an amenable number.

34726381 is a deficient number, since it is larger than the sum of its proper divisors (58383).

34726381 is an equidigital number, since it uses as much as digits as its factorization.

34726381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58382.

The product of its digits is 24192, while the sum is 34.

The square root of 34726381 is about 5892.9093833182. The cubic root of 34726381 is about 326.2519944291.

The spelling of 34726381 in words is "thirty-four million, seven hundred twenty-six thousand, three hundred eighty-one".