920434 has 4 divisors (see below), whose sum is σ = 1380654. Its totient is φ = 460216.

The previous prime is 920419. The next prime is 920441. The reversal of 920434 is 434029.

920434 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.

It can be written as a sum of positive squares in only one way, i.e., 644809 + 275625 = 803^2 + 525^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230107 + ... + 230110.

2⁹²⁰⁴³⁴ is an apocalyptic number.

920434 is a deficient number, since it is larger than the sum of its proper divisors (460220).

920434 is a wasteful number, since it uses less digits than its factorization.

920434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460219.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 920434 is about 959.3925161267. The cubic root of 920434 is about 97.2741738246.

The spelling of 920434 in words is "nine hundred twenty thousand, four hundred thirty-four".