42950122 has 4 divisors (see below), whose sum is σ = 64425186. Its totient is φ = 21475060.

The previous prime is 42950119. The next prime is 42950129. The reversal of 42950122 is 22105924.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23049601 + 19900521 = 4801^2 + 4461^2 .

It is not an unprimeable number, because it can be changed into a prime (42950129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10737529 + ... + 10737532.

Almost surely, 2^42950122 is an apocalyptic number.

42950122 is a deficient number, since it is larger than the sum of its proper divisors (21475064).

42950122 is a wasteful number, since it uses less digits than its factorization.

42950122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21475063.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 42950122 is about 6553.6342589437. The cubic root of 42950122 is about 350.2042943360.

The spelling of 42950122 in words is "forty-two million, nine hundred fifty thousand, one hundred twenty-two".