427197044 has 6 divisors (see below), whose sum is σ = 747594834. Its totient is φ = 213598520.

The previous prime is 427197041. The next prime is 427197047. The reversal of 427197044 is 440791724.

It is an interprime number because it is at equal distance from previous prime (427197041) and next prime (427197047).

It can be written as a sum of positive squares in only one way, i.e., 343657444 + 83539600 = 18538^2 + 9140^2 .

It is a junction number, because it is equal to n+sod(n) for n = 427196989 and 427197007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427197041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53399627 + ... + 53399634.

It is an arithmetic number, because the mean of its divisors is an integer number (124599139).

Almost surely, 2^427197044 is an apocalyptic number.

It is an amenable number.

427197044 is a deficient number, since it is larger than the sum of its proper divisors (320397790).

427197044 is a wasteful number, since it uses less digits than its factorization.

427197044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106799265 (or 106799263 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 427197044 is about 20668.7455836101. The cubic root of 427197044 is about 753.1406340516.

The spelling of 427197044 in words is "four hundred twenty-seven million, one hundred ninety-seven thousand, forty-four".