42487346 has 16 divisors (see below), whose sum is σ = 70178400. Its totient is φ = 19130880.

The previous prime is 42487343. The next prime is 42487351. The reversal of 42487346 is 64378424.

It is not an unprimeable number, because it can be changed into a prime (42487343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6671 + ... + 11378.

It is an arithmetic number, because the mean of its divisors is an integer number (4386150).

Almost surely, 2^42487346 is an apocalyptic number.

42487346 is a deficient number, since it is larger than the sum of its proper divisors (27691054).

42487346 is a wasteful number, since it uses less digits than its factorization.

42487346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18169.

The product of its digits is 129024, while the sum is 38.

The square root of 42487346 is about 6518.2318154542. The cubic root of 42487346 is about 348.9419640061.

The spelling of 42487346 in words is "forty-two million, four hundred eighty-seven thousand, three hundred forty-six".