76550000 has 60 divisors (see below), whose sum is σ = 185503752. Its totient is φ = 30600000.

The previous prime is 76549969. The next prime is 76550011. The reversal of 76550000 is 5567.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49235 + ... + 50765.

Almost surely, 2^76550000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92751876).

76550000 is an abundant number, since it is smaller than the sum of its proper divisors (108953752).

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

76550000 is an equidigital number, since it uses as much as digits as its factorization.

76550000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564 (or 1538 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 76550000 is about 8749.2856851288. The cubic root of 76550000 is about 424.6017029694.

Adding to 76550000 its reverse (5567), we get a palindrome (76555567).

The spelling of 76550000 in words is "seventy-six million, five hundred fifty thousand".