4014090 has 32 divisors (see below), whose sum is σ = 10704960. Its totient is φ = 1070352.

The previous prime is 4014071. The next prime is 4014113. The reversal of 4014090 is 904104.

4014090 = 894² + 895² + ... + 898².

It is a super-2 number, since 2×4014090² = 32225837056200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 4.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7164 + ... + 7703.

It is an arithmetic number, because the mean of its divisors is an integer number (334530).

Almost surely, 2^4014090 is an apocalyptic number.

4014090 is an abundant number, since it is smaller than the sum of its proper divisors (6690870).

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

4014090 is a wasteful number, since it uses less digits than its factorization.

4014090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14883 (or 14877 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 4014090 is about 2003.5194034498. The cubic root of 4014090 is about 158.9262741145.

Adding to 4014090 its reverse (904104), we get a palindrome (4918194).

The spelling of 4014090 in words is "four million, fourteen thousand, ninety".