427874633 has 2 divisors, whose sum is σ = 427874634. Its totient is φ = 427874632.

The previous prime is 427874627. The next prime is 427874677. The reversal of 427874633 is 336478724.

It is an a-pointer prime, because the next prime (427874677) can be obtained adding 427874633 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 317267344 + 110607289 = 17812^2 + 10517^2 .

It is a cyclic number.

It is not a de Polignac number, because 427874633 - 2⁶ = 427874569 is a prime.

It is not a weakly prime, because it can be changed into another prime (427874693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213937316 + 213937317.

It is an arithmetic number, because the mean of its divisors is an integer number (213937317).

Almost surely, 2^427874633 is an apocalyptic number.

It is an amenable number.

427874633 is a deficient number, since it is larger than the sum of its proper divisors (1).

427874633 is an equidigital number, since it uses as much as digits as its factorization.

427874633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 44.

The square root of 427874633 is about 20685.1307223329. The cubic root of 427874633 is about 753.5386160781.

The spelling of 427874633 in words is "four hundred twenty-seven million, eight hundred seventy-four thousand, six hundred thirty-three".