42001052 has 12 divisors (see below), whose sum is σ = 74230296. Its totient is φ = 20792400.

The previous prime is 42001051. The next prime is 42001073. The reversal of 42001052 is 25010024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42001051) 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, 51578 + ... + 52385.

It is an arithmetic number, because the mean of its divisors is an integer number (6185858).

Almost surely, 2^42001052 is an apocalyptic number.

It is an amenable number.

42001052 is a deficient number, since it is larger than the sum of its proper divisors (32229244).

42001052 is a wasteful number, since it uses less digits than its factorization.

42001052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104068 (or 104066 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 42001052 is about 6480.8218614617. The cubic root of 42001052 is about 347.6055666708.

Adding to 42001052 its reverse (25010024), we get a palindrome (67011076).

The spelling of 42001052 in words is "forty-two million, one thousand, fifty-two".