42646910 has 8 divisors (see below), whose sum is σ = 76764456. Its totient is φ = 17058760.

The previous prime is 42646873. The next prime is 42646913. The reversal of 42646910 is 1964624.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42646913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2132336 + ... + 2132355.

It is an arithmetic number, because the mean of its divisors is an integer number (9595557).

Almost surely, 2^42646910 is an apocalyptic number.

42646910 is a deficient number, since it is larger than the sum of its proper divisors (34117546).

42646910 is a wasteful number, since it uses less digits than its factorization.

42646910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4264698.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 42646910 is about 6530.4601675533. The cubic root of 42646910 is about 349.3782430737.

The spelling of 42646910 in words is "forty-two million, six hundred forty-six thousand, nine hundred ten".