749737563 has 4 divisors (see below), whose sum is σ = 999650088. Its totient is φ = 499825040.

The previous prime is 749737559. The next prime is 749737567. The reversal of 749737563 is 365737947.

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

It is an interprime number because it is at equal distance from previous prime (749737559) and next prime (749737567).

It is a cyclic number.

It is not a de Polignac number, because 749737563 - 2² = 749737559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (749737567) 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, 124956258 + ... + 124956263.

It is an arithmetic number, because the mean of its divisors is an integer number (249912522).

Almost surely, 2^749737563 is an apocalyptic number.

749737563 is a deficient number, since it is larger than the sum of its proper divisors (249912525).

749737563 is a wasteful number, since it uses less digits than its factorization.

749737563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249912524.

The product of its digits is 3333960, while the sum is 51.

The square root of 749737563 is about 27381.3360338753. The cubic root of 749737563 is about 908.4543107915.

The spelling of 749737563 in words is "seven hundred forty-nine million, seven hundred thirty-seven thousand, five hundred sixty-three".