746077249 has 4 divisors (see below), whose sum is σ = 789964164. Its totient is φ = 702190336.

The previous prime is 746077231. The next prime is 746077271. The reversal of 746077249 is 942770647.

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

It can be written as a sum of positive squares in 2 ways, for example, as 632271025 + 113806224 = 25145^2 + 10668^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746077249 is a prime.

It is a super-2 number, since 2×746077249² = 1113262522950816002, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 746077199 and 746077208.

It is not an unprimeable number, because it can be changed into a prime (746077349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21943432 + ... + 21943465.

It is an arithmetic number, because the mean of its divisors is an integer number (197491041).

Almost surely, 2^746077249 is an apocalyptic number.

It is an amenable number.

746077249 is a deficient number, since it is larger than the sum of its proper divisors (43886915).

746077249 is a wasteful number, since it uses less digits than its factorization.

746077249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43886914.

The product of its (nonzero) digits is 592704, while the sum is 46.

The square root of 746077249 is about 27314.4146743070. The cubic root of 746077249 is about 906.9735018983.

The spelling of 746077249 in words is "seven hundred forty-six million, seventy-seven thousand, two hundred forty-nine".