74361263 has 4 divisors (see below), whose sum is σ = 74418960. Its totient is φ = 74303568.

The previous prime is 74361241. The next prime is 74361289. The reversal of 74361263 is 36216347.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74361263 - 2¹⁰ = 74360239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74361293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26870 + ... + 29507.

It is an arithmetic number, because the mean of its divisors is an integer number (18604740).

Almost surely, 2^74361263 is an apocalyptic number.

74361263 is a deficient number, since it is larger than the sum of its proper divisors (57697).

74361263 is a wasteful number, since it uses less digits than its factorization.

74361263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57696.

The product of its digits is 18144, while the sum is 32.

The square root of 74361263 is about 8623.2976870800. The cubic root of 74361263 is about 420.5157364378.

The spelling of 74361263 in words is "seventy-four million, three hundred sixty-one thousand, two hundred sixty-three".