749429 has 2 divisors, whose sum is σ = 749430. Its totient is φ = 749428.

The previous prime is 749423. The next prime is 749431. The reversal of 749429 is 924947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 528529 + 220900 = 727^2 + 470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749429 is a prime.

Together with 749431, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374714 + 374715.

It is an arithmetic number, because the mean of its divisors is an integer number (374715).

2⁷⁴⁹⁴²⁹ is an apocalyptic number.

It is an amenable number.

749429 is a deficient number, since it is larger than the sum of its proper divisors (1).

749429 is an equidigital number, since it uses as much as digits as its factorization.

749429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 749429 is about 865.6956740102. The cubic root of 749429 is about 90.8329665464.

The spelling of 749429 in words is "seven hundred forty-nine thousand, four hundred twenty-nine".