42959250 has 96 divisors (see below), whose sum is σ = 118443312. Its totient is φ = 11232000.

The previous prime is 42959249. The next prime is 42959251. The reversal of 42959250 is 5295924.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42959249) and next prime (42959251).

It can be written as a sum of positive squares in 8 ways, for example, as 8982009 + 33977241 = 2997^2 + 5829^2 .

It is not an unprimeable number, because it can be changed into a prime (42959251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 137094 + ... + 137406.

Almost surely, 2^42959250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42959250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59221656).

42959250 is an abundant number, since it is smaller than the sum of its proper divisors (75484062).

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

42959250 is a wasteful number, since it uses less digits than its factorization.

42959250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 42959250 is about 6554.3306294388. The cubic root of 42959250 is about 350.2291017034.

The spelling of 42959250 in words is "forty-two million, nine hundred fifty-nine thousand, two hundred fifty".