42973610 has 8 divisors (see below), whose sum is σ = 77352516. Its totient is φ = 17189440.

The previous prime is 42973607. The next prime is 42973681. The reversal of 42973610 is 1637924.

It can be written as a sum of positive squares in 2 ways, for example, as 41383489 + 1590121 = 6433^2 + 1261^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2148671 + ... + 2148690.

Almost surely, 2^42973610 is an apocalyptic number.

42973610 is a deficient number, since it is larger than the sum of its proper divisors (34378906).

42973610 is a wasteful number, since it uses less digits than its factorization.

42973610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297368.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 42973610 is about 6555.4259968365. The cubic root of 42973610 is about 350.2681210813.

The spelling of 42973610 in words is "forty-two million, nine hundred seventy-three thousand, six hundred ten".