34157323 has 4 divisors (see below), whose sum is σ = 35642448. Its totient is φ = 32672200.

The previous prime is 34157311. The next prime is 34157353. The reversal of 34157323 is 32375143.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32375143 = 1619 ⋅19997.

It is a cyclic number.

It is not a de Polignac number, because 34157323 - 2¹³ = 34149131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34157291 and 34157300.

It is not an unprimeable number, because it can be changed into a prime (34157303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742528 + ... + 742573.

It is an arithmetic number, because the mean of its divisors is an integer number (8910612).

Almost surely, 2^34157323 is an apocalyptic number.

34157323 is a deficient number, since it is larger than the sum of its proper divisors (1485125).

34157323 is a wasteful number, since it uses less digits than its factorization.

34157323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485124.

The product of its digits is 7560, while the sum is 28.

The square root of 34157323 is about 5844.4266613587. The cubic root of 34157323 is about 324.4600834248.

The spelling of 34157323 in words is "thirty-four million, one hundred fifty-seven thousand, three hundred twenty-three".