427617772 has 6 divisors (see below), whose sum is σ = 748331108. Its totient is φ = 213808884.

The previous prime is 427617737. The next prime is 427617803. The reversal of 427617772 is 277716724.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 53452218 + ... + 53452225.

Almost surely, 2^427617772 is an apocalyptic number.

It is an amenable number.

427617772 is a deficient number, since it is larger than the sum of its proper divisors (320713336).

427617772 is a wasteful number, since it uses less digits than its factorization.

427617772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106904447 (or 106904445 counting only the distinct ones).

The product of its digits is 230496, while the sum is 43.

The square root of 427617772 is about 20678.9209583092. The cubic root of 427617772 is about 753.3877982045.

The spelling of 427617772 in words is "four hundred twenty-seven million, six hundred seventeen thousand, seven hundred seventy-two".