427109416 has 8 divisors (see below), whose sum is σ = 800830170. Its totient is φ = 213554704.

The previous prime is 427109393. The next prime is 427109429. The reversal of 427109416 is 614901724.

It can be written as a sum of positive squares in only one way, i.e., 370408516 + 56700900 = 19246^2 + 7530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×427109416² = 364844906471722112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26694331 + ... + 26694346.

Almost surely, 2^427109416 is an apocalyptic number.

It is an amenable number.

427109416 is a deficient number, since it is larger than the sum of its proper divisors (373720754).

427109416 is a wasteful number, since it uses less digits than its factorization.

427109416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53388683 (or 53388679 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 427109416 is about 20666.6256558733. The cubic root of 427109416 is about 753.0891350057.

The spelling of 427109416 in words is "four hundred twenty-seven million, one hundred nine thousand, four hundred sixteen".