7662428 has 12 divisors (see below), whose sum is σ = 13721400. Its totient is φ = 3742032.

The previous prime is 7662419. The next prime is 7662433. The reversal of 7662428 is 8242667.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22103 + ... + 22446.

It is an arithmetic number, because the mean of its divisors is an integer number (1143450).

Almost surely, 2^7662428 is an apocalyptic number.

It is an amenable number.

7662428 is a deficient number, since it is larger than the sum of its proper divisors (6058972).

7662428 is a wasteful number, since it uses less digits than its factorization.

7662428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44596 (or 44594 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 7662428 is about 2768.1091018961. The cubic root of 7662428 is about 197.1463778489.

The spelling of 7662428 in words is "seven million, six hundred sixty-two thousand, four hundred twenty-eight".