906214243 has 16 divisors (see below), whose sum is σ = 1027353600. Its totient is φ = 791794080.

The previous prime is 906214241. The next prime is 906214259. The reversal of 906214243 is 342412609.

It is a happy number.

It is not a de Polignac number, because 906214243 - 2¹ = 906214241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906214241) 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, 64768 + ... + 77506.

It is an arithmetic number, because the mean of its divisors is an integer number (64209600).

Almost surely, 2^906214243 is an apocalyptic number.

906214243 is a deficient number, since it is larger than the sum of its proper divisors (121139357).

906214243 is a wasteful number, since it uses less digits than its factorization.

906214243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13002.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 906214243 is about 30103.3925496779. The cubic root of 906214243 is about 967.7064325472.

It can be divided in two parts, 90621 and 4243, that added together give a square (94864 = 308²).

The spelling of 906214243 in words is "nine hundred six million, two hundred fourteen thousand, two hundred forty-three".