74272763 has 2 divisors, whose sum is σ = 74272764. Its totient is φ = 74272762.

The previous prime is 74272733. The next prime is 74272787. The reversal of 74272763 is 36727247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74272763 - 2¹⁰ = 74271739 is a prime.

It is not a weakly prime, because it can be changed into another prime (74272703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37136381 + 37136382.

It is an arithmetic number, because the mean of its divisors is an integer number (37136382).

Almost surely, 2^74272763 is an apocalyptic number.

74272763 is a deficient number, since it is larger than the sum of its proper divisors (1).

74272763 is an equidigital number, since it uses as much as digits as its factorization.

74272763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98784, while the sum is 38.

The square root of 74272763 is about 8618.1647118165. The cubic root of 74272763 is about 420.3488466046.

The spelling of 74272763 in words is "seventy-four million, two hundred seventy-two thousand, seven hundred sixty-three".