4029749990 has 16 divisors (see below), whose sum is σ = 8289771552. Its totient is φ = 1381628544.

The previous prime is 4029749987. The next prime is 4029749993. The reversal of 4029749990 is 999479204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4029749987) and next prime (4029749993).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4029749993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28783859 + ... + 28783998.

It is an arithmetic number, because the mean of its divisors is an integer number (518110722).

Almost surely, 2^4029749990 is an apocalyptic number.

4029749990 is an abundant number, since it is smaller than the sum of its proper divisors (4260021562).

4029749990 is a wasteful number, since it uses less digits than its factorization.

4029749990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57567871.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 4029749990 is about 63480.3118297319. The cubic root of 4029749990 is about 1591.3267659502.

The spelling of 4029749990 in words is "four billion, twenty-nine million, seven hundred forty-nine thousand, nine hundred ninety".