7755242 has 8 divisors (see below), whose sum is σ = 12690432. Its totient is φ = 3525100.

The previous prime is 7755233. The next prime is 7755263. The reversal of 7755242 is 2425577.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 7⁵ + 7⁸ + 5² + 5⁹ + 2¹² + 4 + 2¹⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 7755199 and 7755208.

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, 176234 + ... + 176277.

It is an arithmetic number, because the mean of its divisors is an integer number (1586304).

Almost surely, 2^7755242 is an apocalyptic number.

7755242 is a deficient number, since it is larger than the sum of its proper divisors (4935190).

7755242 is a wasteful number, since it uses less digits than its factorization.

7755242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352524.

The product of its digits is 19600, while the sum is 32.

The square root of 7755242 is about 2784.8235132590. The cubic root of 7755242 is about 197.9391882084.

It can be divided in two parts, 7755 and 242, that added together give a palindrome (7997).

The spelling of 7755242 in words is "seven million, seven hundred fifty-five thousand, two hundred forty-two".