42973466 has 4 divisors (see below), whose sum is σ = 64460202. Its totient is φ = 21486732.

The previous prime is 42973457. The next prime is 42973477. The reversal of 42973466 is 66437924.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32547025 + 10426441 = 5705^2 + 3229^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10743365 + ... + 10743368.

Almost surely, 2^42973466 is an apocalyptic number.

42973466 is a deficient number, since it is larger than the sum of its proper divisors (21486736).

42973466 is a wasteful number, since it uses less digits than its factorization.

42973466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21486735.

The product of its digits is 217728, while the sum is 41.

The square root of 42973466 is about 6555.4150135594. The cubic root of 42973466 is about 350.2677298437.

The spelling of 42973466 in words is "forty-two million, nine hundred seventy-three thousand, four hundred sixty-six".