4106640 has 80 divisors (see below), whose sum is σ = 12963456. Its totient is φ = 1075200.

The previous prime is 4106621. The next prime is 4106651. The reversal of 4106640 is 466014.

4106640 = T₃₀₄ + T₃₀₅ + ... + T₃₇₄.

4106640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16920 + ... + 17160.

Almost surely, 2^4106640 is an apocalyptic number.

4106640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4106640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6481728).

4106640 is an abundant number, since it is smaller than the sum of its proper divisors (8856816).

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

4106640 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 12 representation: 4106640 = (1460640)₁₂.

4106640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4106640 is about 2026.4846409485. The cubic root of 4106640 is about 160.1384218783.

The spelling of 4106640 in words is "four million, one hundred six thousand, six hundred forty".