7641057 has 8 divisors (see below), whose sum is σ = 10425184. Its totient is φ = 4975488.

The previous prime is 7641017. The next prime is 7641061. The reversal of 7641057 is 7501467.

It is a happy number.

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

It is not a de Polignac number, because 7641057 - 2⁶ = 7640993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7641017) by changing a digit.

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, 29488 + ... + 29745.

It is an arithmetic number, because the mean of its divisors is an integer number (1303148).

Almost surely, 2^7641057 is an apocalyptic number.

It is an amenable number.

7641057 is a deficient number, since it is larger than the sum of its proper divisors (2784127).

7641057 is a wasteful number, since it uses less digits than its factorization.

7641057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59279.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 7641057 is about 2764.2461901936. The cubic root of 7641057 is about 196.9629225831.

It can be divided in two parts, 76410 and 57, that added together give a palindrome (76467).

The spelling of 7641057 in words is "seven million, six hundred forty-one thousand, fifty-seven".