749291827 has 2 divisors, whose sum is σ = 749291828. Its totient is φ = 749291826.

The previous prime is 749291791. The next prime is 749291903. The reversal of 749291827 is 728192947.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 749291827 - 2¹⁵ = 749259059 is a prime.

It is a super-2 number, since 2×749291827² = 1122876484017995858, which contains 22 as substring.

It is equal to p_38668459 and since 749291827 and 38668459 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (749291227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374645913 + 374645914.

It is an arithmetic number, because the mean of its divisors is an integer number (374645914).

Almost surely, 2^749291827 is an apocalyptic number.

749291827 is a deficient number, since it is larger than the sum of its proper divisors (1).

749291827 is an equidigital number, since it uses as much as digits as its factorization.

749291827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 49.

The square root of 749291827 is about 27373.1954108394. The cubic root of 749291827 is about 908.2742428655.

The spelling of 749291827 in words is "seven hundred forty-nine million, two hundred ninety-one thousand, eight hundred twenty-seven".