4021426662 has 16 divisors (see below), whose sum is σ = 8774021952. Its totient is φ = 1218614120.

The previous prime is 4021426649. The next prime is 4021426681. The reversal of 4021426662 is 2666241204.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30465288 + ... + 30465419.

It is an arithmetic number, because the mean of its divisors is an integer number (548376372).

Almost surely, 2^4021426662 is an apocalyptic number.

4021426662 is an abundant number, since it is smaller than the sum of its proper divisors (4752595290).

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

4021426662 is a wasteful number, since it uses less digits than its factorization.

4021426662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60930723.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 4021426662 is about 63414.7196004208. The cubic root of 4021426662 is about 1590.2303981620.

Adding to 4021426662 its reverse (2666241204), we get a palindrome (6687667866).

It can be divided in two parts, 402142 and 6662, that added together give a palindrome (408804).

The spelling of 4021426662 in words is "four billion, twenty-one million, four hundred twenty-six thousand, six hundred sixty-two".