50777000 has 32 divisors (see below), whose sum is σ = 118820520. Its totient is φ = 20310400.

The previous prime is 50776997. The next prime is 50777003. The reversal of 50777000 is 77705.

It is an interprime number because it is at equal distance from previous prime (50776997) and next prime (50777003).

It can be written as a sum of positive squares in 4 ways, for example, as 24542116 + 26234884 = 4954^2 + 5122^2 .

It is not an unprimeable number, because it can be changed into a prime (50777003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24389 + ... + 26388.

Almost surely, 2^50777000 is an apocalyptic number.

50777000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50777000 is an abundant number, since it is smaller than the sum of its proper divisors (68043520).

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

50777000 is a wasteful number, since it uses less digits than its factorization.

50777000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50798 (or 50784 counting only the distinct ones).

The product of its (nonzero) digits is 1715, while the sum is 26.

The square root of 50777000 is about 7125.7982009035. The cubic root of 50777000 is about 370.3016775072.

The spelling of 50777000 in words is "fifty million, seven hundred seventy-seven thousand".