42500010 has 32 divisors (see below), whose sum is σ = 116572032. Its totient is φ = 9714240.

The previous prime is 42499999. The next prime is 42500023. The reversal of 42500010 is 1000524.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100981 + ... + 101400.

It is an arithmetic number, because the mean of its divisors is an integer number (3642876).

Almost surely, 2^42500010 is an apocalyptic number.

42500010 is an abundant number, since it is smaller than the sum of its proper divisors (74072022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42500010 is a wasteful number, since it uses less digits than its factorization.

42500010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202398.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 42500010 is about 6519.2031721676. The cubic root of 42500010 is about 348.9766297162.

Adding to 42500010 its reverse (1000524), we get a palindrome (43500534).

The spelling of 42500010 in words is "forty-two million, five hundred thousand, ten".