4006331390 has 16 divisors (see below), whose sum is σ = 7212442608. Its totient is φ = 1602300096.

The previous prime is 4006331369. The next prime is 4006331423. The reversal of 4006331390 is 931336004.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54869 + ... + 104991.

It is an arithmetic number, because the mean of its divisors is an integer number (450777663).

Almost surely, 2^4006331390 is an apocalyptic number.

4006331390 is a deficient number, since it is larger than the sum of its proper divisors (3206111218).

4006331390 is a wasteful number, since it uses less digits than its factorization.

4006331390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58123.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 4006331390 is about 63295.5874449396. The cubic root of 4006331390 is about 1588.2381483870.

Adding to 4006331390 its reverse (931336004), we get a palindrome (4937667394).

The spelling of 4006331390 in words is "four billion, six million, three hundred thirty-one thousand, three hundred ninety".