42715976 has 8 divisors (see below), whose sum is σ = 80092470. Its totient is φ = 21357984.

The previous prime is 42715963. The next prime is 42715993. The reversal of 42715976 is 67951724.

It can be written as a sum of positive squares in only one way, i.e., 42640900 + 75076 = 6530^2 + 274^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2669741 + ... + 2669756.

Almost surely, 2^42715976 is an apocalyptic number.

It is an amenable number.

42715976 is a deficient number, since it is larger than the sum of its proper divisors (37376494).

42715976 is a wasteful number, since it uses less digits than its factorization.

42715976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5339503 (or 5339499 counting only the distinct ones).

The product of its digits is 105840, while the sum is 41.

The square root of 42715976 is about 6535.7460170971. The cubic root of 42715976 is about 349.5667455413.

The spelling of 42715976 in words is "forty-two million, seven hundred fifteen thousand, nine hundred seventy-six".