4069890 has 48 divisors (see below), whose sum is σ = 11546496. Its totient is φ = 986400.

The previous prime is 4069867. The next prime is 4069913. The reversal of 4069890 is 989604.

It is an interprime number because it is at equal distance from previous prime (4069867) and next prime (4069913).

It is a super-2 number, since 2×4069890² = 33128009224200, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1066 + ... + 3045.

It is an arithmetic number, because the mean of its divisors is an integer number (240552).

Almost surely, 2^4069890 is an apocalyptic number.

4069890 is an abundant number, since it is smaller than the sum of its proper divisors (7476606).

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

4069890 is a wasteful number, since it uses less digits than its factorization.

4069890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4135 (or 4132 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 4069890 is about 2017.3968375112. The cubic root of 4069890 is about 159.6593010832.

It can be divided in two parts, 406 and 9890, that added together give a triangular number (10296 = T₁₄₃).

The spelling of 4069890 in words is "four million, sixty-nine thousand, eight hundred ninety".