745737029 has 4 divisors (see below), whose sum is σ = 745831776. Its totient is φ = 745642284.

The previous prime is 745736993. The next prime is 745737043. The reversal of 745737029 is 920737547.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745737029 is a prime.

It is a super-2 number, since 2×745737029² = 1112247432843493682, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745737229) 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, 34379 + ... + 51704.

It is an arithmetic number, because the mean of its divisors is an integer number (186457944).

Almost surely, 2^745737029 is an apocalyptic number.

It is an amenable number.

745737029 is a deficient number, since it is larger than the sum of its proper divisors (94747).

745737029 is an equidigital number, since it uses as much as digits as its factorization.

745737029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94746.

The product of its (nonzero) digits is 370440, while the sum is 44.

The square root of 745737029 is about 27308.1861169870. The cubic root of 745737029 is about 906.8356174094.

The spelling of 745737029 in words is "seven hundred forty-five million, seven hundred thirty-seven thousand, twenty-nine".