3074681 has 2 divisors, whose sum is σ = 3074682. Its totient is φ = 3074680.
The previous prime is 3074677. The next prime is 3074699. The reversal of 3074681 is 1864703.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2958400 + 116281 = 1720^2 + 341^2 .
It is an emirp because it is prime and its reverse (1864703) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3074681 - 22 = 3074677 is a prime.
It is a super-2 number, since 2×30746812 = 18907326503522, which contains 22 as substring.
It is an Ulam number.
It is not a weakly prime, because it can be changed into another prime (3074641) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1537340 + 1537341.
It is an arithmetic number, because the mean of its divisors is an integer number (1537341).
Almost surely, 23074681 is an apocalyptic number.
It is an amenable number.
3074681 is a deficient number, since it is larger than the sum of its proper divisors (1).
3074681 is an equidigital number, since it uses as much as digits as its factorization.
3074681 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 3074681 is about 1753.4768318971. The cubic root of 3074681 is about 145.4119241955.
The spelling of 3074681 in words is "three million, seventy-four thousand, six hundred eighty-one".
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