940906 has 4 divisors (see below), whose sum is σ = 1411362. Its totient is φ = 470452.

The previous prime is 940903. The next prime is 940913. The reversal of 940906 is 609049.

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., 570025 + 370881 = 755^2 + 609^2 .

It is not an unprimeable number, because it can be changed into a prime (940903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235225 + ... + 235228.

2⁹⁴⁰⁹⁰⁶ is an apocalyptic number.

940906 is a deficient number, since it is larger than the sum of its proper divisors (470456).

940906 is a wasteful number, since it uses less digits than its factorization.

940906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470455.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 940906 is about 970.0030927786. The cubic root of 940906 is about 97.9900725748.

The spelling of 940906 in words is "nine hundred forty thousand, nine hundred six".