78265322 has 8 divisors (see below), whose sum is σ = 117458400. Its totient is φ = 39112524.

The previous prime is 78265321. The next prime is 78265333. The reversal of 78265322 is 22356287.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×78265322² = 12250921255527368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78265321) 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, 4622 + ... + 13337.

It is an arithmetic number, because the mean of its divisors is an integer number (14682300).

Almost surely, 2^78265322 is an apocalyptic number.

78265322 is a deficient number, since it is larger than the sum of its proper divisors (39193078).

78265322 is a wasteful number, since it uses less digits than its factorization.

78265322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20140.

The product of its digits is 40320, while the sum is 35.

The square root of 78265322 is about 8846.7690147307. The cubic root of 78265322 is about 427.7497773143.

It can be divided in two parts, 78265 and 322, that added together give a palindrome (78587).

The spelling of 78265322 in words is "seventy-eight million, two hundred sixty-five thousand, three hundred twenty-two".