77265233 has 4 divisors (see below), whose sum is σ = 77423088. Its totient is φ = 77107380.

The previous prime is 77265217. The next prime is 77265247. The reversal of 77265233 is 33256277.

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, and also an emirpimes, since its reverse is a distinct semiprime: 33256277 = 3823 ⋅8699.

It is a cyclic number.

It is not a de Polignac number, because 77265233 - 2⁴ = 77265217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 77265193 and 77265202.

It is not an unprimeable number, because it can be changed into a prime (77265283) 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, 78191 + ... + 79172.

It is an arithmetic number, because the mean of its divisors is an integer number (19355772).

Almost surely, 2^77265233 is an apocalyptic number.

It is an amenable number.

77265233 is a deficient number, since it is larger than the sum of its proper divisors (157855).

77265233 is a wasteful number, since it uses less digits than its factorization.

77265233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157854.

The product of its digits is 52920, while the sum is 35.

The square root of 77265233 is about 8790.0644480004. The cubic root of 77265233 is about 425.9200056251.

The spelling of 77265233 in words is "seventy-seven million, two hundred sixty-five thousand, two hundred thirty-three".