929723213 has 4 divisors (see below), whose sum is σ = 929971488. Its totient is φ = 929474940.

The previous prime is 929723189. The next prime is 929723231. The reversal of 929723213 is 312327929.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312327929 = 4679 ⋅66751.

It is a cyclic number.

It is not a de Polignac number, because 929723213 - 2²⁶ = 862614349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (929723413) 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, 118433 + ... + 126038.

It is an arithmetic number, because the mean of its divisors is an integer number (232492872).

Almost surely, 2^929723213 is an apocalyptic number.

It is an amenable number.

929723213 is a deficient number, since it is larger than the sum of its proper divisors (248275).

929723213 is a wasteful number, since it uses less digits than its factorization.

929723213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248274.

The product of its digits is 40824, while the sum is 38.

The square root of 929723213 is about 30491.3629246054. The cubic root of 929723213 is about 976.0031622921.

The spelling of 929723213 in words is "nine hundred twenty-nine million, seven hundred twenty-three thousand, two hundred thirteen".