42213252 has 24 divisors (see below), whose sum is σ = 98662816. Its totient is φ = 14047488.

The previous prime is 42213233. The next prime is 42213271. The reversal of 42213252 is 25231224.

It is an interprime number because it is at equal distance from previous prime (42213233) and next prime (42213271).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5463 + ... + 10689.

Almost surely, 2^42213252 is an apocalyptic number.

It is an amenable number.

42213252 is an abundant number, since it is smaller than the sum of its proper divisors (56449564).

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

42213252 is a wasteful number, since it uses less digits than its factorization.

42213252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907 (or 5905 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 42213252 is about 6497.1726158384. The cubic root of 42213252 is about 348.1899808219.

Adding to 42213252 its reverse (25231224), we get a palindrome (67444476).

The spelling of 42213252 in words is "forty-two million, two hundred thirteen thousand, two hundred fifty-two".