4189040 has 20 divisors (see below), whose sum is σ = 9739704. Its totient is φ = 1675584.

The previous prime is 4189039. The next prime is 4189057. The reversal of 4189040 is 409814.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×4189040² = 35096112243200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26102 + ... + 26261.

Almost surely, 2^4189040 is an apocalyptic number.

4189040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4189040 is an abundant number, since it is smaller than the sum of its proper divisors (5550664).

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

4189040 is a wasteful number, since it uses less digits than its factorization.

4189040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52376 (or 52370 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 4189040 is about 2046.7144402676. The cubic root of 4189040 is about 161.2023996671.

The spelling of 4189040 in words is "four million, one hundred eighty-nine thousand, forty".