50526261 has 40 divisors (see below), whose sum is σ = 80777664. Its totient is φ = 31492800.

The previous prime is 50526257. The next prime is 50526277. The reversal of 50526261 is 16262505.

It is not a de Polignac number, because 50526261 - 2² = 50526257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50526661) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 334536 + ... + 334686.

Almost surely, 2^50526261 is an apocalyptic number.

50526261 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

50526261 is a deficient number, since it is larger than the sum of its proper divisors (30251403).

50526261 is an frugal number, since it uses more digits than its factorization.

50526261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 50526261 is about 7108.1826791382. The cubic root of 50526261 is about 369.6911496181.

Adding to 50526261 its reverse (16262505), we get a palindrome (66788766).

The spelling of 50526261 in words is "fifty million, five hundred twenty-six thousand, two hundred sixty-one".