74342763 has 36 divisors (see below), whose sum is σ = 124280520. Its totient is φ = 42672960.

The previous prime is 74342761. The next prime is 74342777. The reversal of 74342763 is 36724347.

It is a happy number.

It is not a de Polignac number, because 74342763 - 2¹ = 74342761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74342761) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18895 + ... + 22487.

Almost surely, 2^74342763 is an apocalyptic number.

74342763 is a deficient number, since it is larger than the sum of its proper divisors (49937757).

74342763 is a wasteful number, since it uses less digits than its factorization.

74342763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3640 (or 3626 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 74342763 is about 8622.2249448736. The cubic root of 74342763 is about 420.4808608138.

The spelling of 74342763 in words is "seventy-four million, three hundred forty-two thousand, seven hundred sixty-three".