2240669946 has 16 divisors (see below), whose sum is σ = 4483607904. Its totient is φ = 746511984.

The previous prime is 2240669941. The next prime is 2240669983. The reversal of 2240669946 is 6499660422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2240669895 and 2240669904.

It is not an unprimeable number, because it can be changed into a prime (2240669941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81520 + ... + 105483.

It is an arithmetic number, because the mean of its divisors is an integer number (280225494).

Almost surely, 2^2240669946 is an apocalyptic number.

2240669946 is an abundant number, since it is smaller than the sum of its proper divisors (2242937958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2240669946 is a wasteful number, since it uses less digits than its factorization.

2240669946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189005.

The product of its (nonzero) digits is 1119744, while the sum is 48.

The square root of 2240669946 is about 47335.7153320830. The cubic root of 2240669946 is about 1308.5569537988.

The spelling of 2240669946 in words is "two billion, two hundred forty million, six hundred sixty-nine thousand, nine hundred forty-six".