4290399 has 12 divisors (see below), whose sum is σ = 6222216. Its totient is φ = 2848752.

The previous prime is 4290373. The next prime is 4290413. The reversal of 4290399 is 9930924.

It is not a de Polignac number, because 4290399 - 2¹⁹ = 3766111 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4290359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1824 + ... + 3450.

It is an arithmetic number, because the mean of its divisors is an integer number (518518).

Almost surely, 2^4290399 is an apocalyptic number.

4290399 is a deficient number, since it is larger than the sum of its proper divisors (1931817).

4290399 is a wasteful number, since it uses less digits than its factorization.

4290399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926 (or 1923 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 4290399 is about 2071.3278349889. The cubic root of 4290399 is about 162.4922158007.

The spelling of 4290399 in words is "four million, two hundred ninety thousand, three hundred ninety-nine".