52774250 has 16 divisors (see below), whose sum is σ = 98793864. Its totient is φ = 21109600.

The previous prime is 52774243. The next prime is 52774283. The reversal of 52774250 is 5247725.

It can be written as a sum of positive squares in 4 ways, for example, as 14569489 + 38204761 = 3817^2 + 6181^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105299 + ... + 105798.

Almost surely, 2^52774250 is an apocalyptic number.

52774250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52774250 is a deficient number, since it is larger than the sum of its proper divisors (46019614).

52774250 is a wasteful number, since it uses less digits than its factorization.

52774250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211114 (or 211104 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 52774250 is about 7264.5887701920. The cubic root of 52774250 is about 375.0944947052.

The spelling of 52774250 in words is "fifty-two million, seven hundred seventy-four thousand, two hundred fifty".