920394629 has 8 divisors (see below), whose sum is σ = 1147505088. Its totient is φ = 717190560.

The previous prime is 920394623. The next prime is 920394649. The reversal of 920394629 is 926493029.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 920394629 - 2⁴ = 920394613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 920394629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920394623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5976512 + ... + 5976665.

It is an arithmetic number, because the mean of its divisors is an integer number (143438136).

Almost surely, 2^920394629 is an apocalyptic number.

It is an amenable number.

920394629 is a deficient number, since it is larger than the sum of its proper divisors (227110459).

920394629 is a wasteful number, since it uses less digits than its factorization.

920394629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11953195.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 920394629 is about 30338.0063451770. The cubic root of 920394629 is about 972.7278685707.

The spelling of 920394629 in words is "nine hundred twenty million, three hundred ninety-four thousand, six hundred twenty-nine".