385613433 has 16 divisors (see below), whose sum is σ = 589708800. Its totient is φ = 248782320.

The previous prime is 385613429. The next prime is 385613443. The reversal of 385613433 is 334316583.

385613433 is a `hidden beast` number, since 3 + 8 + 5 + 613 + 4 + 33 = 666.

It is not a de Polignac number, because 385613433 - 2² = 385613429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385613413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229518 + ... + 231191.

It is an arithmetic number, because the mean of its divisors is an integer number (36856800).

Almost surely, 2^385613433 is an apocalyptic number.

It is an amenable number.

385613433 is a deficient number, since it is larger than the sum of its proper divisors (204095367).

385613433 is a wasteful number, since it uses less digits than its factorization.

385613433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460749 (or 460743 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 385613433 is about 19637.0423689516. The cubic root of 385613433 is about 727.8648016305.

The spelling of 385613433 in words is "three hundred eighty-five million, six hundred thirteen thousand, four hundred thirty-three".