4002654 has 16 divisors (see below), whose sum is σ = 8426880. Its totient is φ = 1263960.

The previous prime is 4002643. The next prime is 4002671. The reversal of 4002654 is 4562004.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4002654.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17442 + ... + 17669.

It is an arithmetic number, because the mean of its divisors is an integer number (526680).

Almost surely, 2^4002654 is an apocalyptic number.

4002654 is an abundant number, since it is smaller than the sum of its proper divisors (4424226).

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

4002654 is a wasteful number, since it uses less digits than its factorization.

4002654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35135.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4002654 is about 2000.6633899784. The cubic root of 4002654 is about 158.7752054549.

Adding to 4002654 its reverse (4562004), we get a palindrome (8564658).

It can be divided in two parts, 4002 and 654, that added together give a triangular number (4656 = T₉₆).

The spelling of 4002654 in words is "four million, two thousand, six hundred fifty-four".