60774381 has 20 divisors (see below), whose sum is σ = 91332252. Its totient is φ = 40272768.

The previous prime is 60774377. The next prime is 60774383. The reversal of 60774381 is 18347706.

60774381 is a `hidden beast` number, since 607 + 7 + 43 + 8 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24413481 + 36360900 = 4941^2 + 6030^2 .

It is not a de Polignac number, because 60774381 - 2² = 60774377 is a prime.

It is a super-2 number, since 2×60774381² = 7387050771866322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60774383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11845 + ... + 16181.

Almost surely, 2^60774381 is an apocalyptic number.

It is an amenable number.

60774381 is a deficient number, since it is larger than the sum of its proper divisors (30557871).

60774381 is a wasteful number, since it uses less digits than its factorization.

60774381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4522 (or 4513 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 60774381 is about 7795.7925190451. The cubic root of 60774381 is about 393.1637916416.

The spelling of 60774381 in words is "sixty million, seven hundred seventy-four thousand, three hundred eighty-one".