745056233 has 4 divisors (see below), whose sum is σ = 745659780. Its totient is φ = 744452688.

The previous prime is 745056187. The next prime is 745056241. The reversal of 745056233 is 332650547.

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 640444249 + 104611984 = 25307^2 + 10228^2 .

It is a cyclic number.

It is not a de Polignac number, because 745056233 - 2²² = 740861929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 745056193 and 745056202.

It is not an unprimeable number, because it can be changed into a prime (745059233) 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, 299918 + ... + 302391.

It is an arithmetic number, because the mean of its divisors is an integer number (186414945).

Almost surely, 2^745056233 is an apocalyptic number.

It is an amenable number.

745056233 is a deficient number, since it is larger than the sum of its proper divisors (603547).

745056233 is a wasteful number, since it uses less digits than its factorization.

745056233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603546.

The product of its (nonzero) digits is 75600, while the sum is 35.

The square root of 745056233 is about 27295.7182173322. The cubic root of 745056233 is about 906.5595781795.

The spelling of 745056233 in words is "seven hundred forty-five million, fifty-six thousand, two hundred thirty-three".