4049269290 has 96 divisors (see below), whose sum is σ = 11855780352. Its totient is φ = 949968000.

The previous prime is 4049269277. The next prime is 4049269327. The reversal of 4049269290 is 929629404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 35281 + ... + 96660.

It is an arithmetic number, because the mean of its divisors is an integer number (123497712).

Almost surely, 2^4049269290 is an apocalyptic number.

4049269290 is an abundant number, since it is smaller than the sum of its proper divisors (7806511062).

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

4049269290 is a wasteful number, since it uses less digits than its factorization.

4049269290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131996 (or 131993 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 4049269290 is about 63633.8690478585. The cubic root of 4049269290 is about 1593.8919843978.

The spelling of 4049269290 in words is "four billion, forty-nine million, two hundred sixty-nine thousand, two hundred ninety".