7440606 has 32 divisors (see below), whose sum is σ = 16634880. Its totient is φ = 2465208.

The previous prime is 7440593. The next prime is 7440619. The reversal of 7440606 is 6060447.

7440606 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (7440593) and next prime (7440619).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7440606.

It is a congruent number.

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, 11955 + ... + 12561.

It is an arithmetic number, because the mean of its divisors is an integer number (519840).

Almost surely, 2^7440606 is an apocalyptic number.

7440606 is an abundant number, since it is smaller than the sum of its proper divisors (9194274).

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

7440606 is a wasteful number, since it uses less digits than its factorization.

7440606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845 (or 839 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 7440606 is about 2727.7474223249. The cubic root of 7440606 is about 195.2253017178.

The spelling of 7440606 in words is "seven million, four hundred forty thousand, six hundred six".