74752651 has 2 divisors, whose sum is σ = 74752652. Its totient is φ = 74752650.

The previous prime is 74752649. The next prime is 74752673. The reversal of 74752651 is 15625747.

It is a weak prime.

It is an emirp because it is prime and its reverse (15625747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74752651 - 2¹ = 74752649 is a prime.

Together with 74752649, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 74752651.

It is not a weakly prime, because it can be changed into another prime (74752751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37376325 + 37376326.

It is an arithmetic number, because the mean of its divisors is an integer number (37376326).

Almost surely, 2^74752651 is an apocalyptic number.

74752651 is a deficient number, since it is larger than the sum of its proper divisors (1).

74752651 is an equidigital number, since it uses as much as digits as its factorization.

74752651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58800, while the sum is 37.

The square root of 74752651 is about 8645.9615428245. The cubic root of 74752651 is about 421.2522171133.

The spelling of 74752651 in words is "seventy-four million, seven hundred fifty-two thousand, six hundred fifty-one".