76380306 has 8 divisors (see below), whose sum is σ = 152760624. Its totient is φ = 25460100.

The previous prime is 76380299. The next prime is 76380313. The reversal of 76380306 is 60308367.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (76380299) and next prime (76380313).

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

76380306 is an admirable number.

It is a super-2 number, since 2×76380306² = 11667902289307272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6365020 + ... + 6365031.

It is an arithmetic number, because the mean of its divisors is an integer number (19095078).

Almost surely, 2^76380306 is an apocalyptic number.

76380306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76380306 is a wasteful number, since it uses less digits than its factorization.

76380306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12730056.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 76380306 is about 8739.5827131506. The cubic root of 76380306 is about 424.2877222670.

The spelling of 76380306 in words is "seventy-six million, three hundred eighty thousand, three hundred six".