4002646 has 8 divisors (see below), whose sum is σ = 6035040.
Its totient is φ = 1990968.
The previous prime is 4002643. The next prime is 4002671. The reversal of 4002646 is 6462004.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4002641) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4686 + ... + 5473.
It is an arithmetic number, because the mean of its divisors is an integer number (754380).
Almost surely, 24002646 is an apocalyptic number.
4002646 is a deficient number, since it is larger than the sum of its proper divisors (2032394).
4002646 is a wasteful number, since it uses less digits than its factorization.
4002646 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10358.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 4002646 is about 2000.6613906406.
The cubic root of 4002646 is about 158.7750996749.
The spelling of 4002646 in words is "four million, two thousand, six hundred forty-six".