42501352 has 8 divisors (see below), whose sum is σ = 79690050. Its totient is φ = 21250672.

The previous prime is 42501311. The next prime is 42501359. The reversal of 42501352 is 25310524.

It can be written as a sum of positive squares in only one way, i.e., 39765636 + 2735716 = 6306^2 + 1654^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (42501359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656327 + ... + 2656342.

Almost surely, 2^42501352 is an apocalyptic number.

It is an amenable number.

42501352 is a deficient number, since it is larger than the sum of its proper divisors (37188698).

42501352 is a wasteful number, since it uses less digits than its factorization.

42501352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5312675 (or 5312671 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 42501352 is about 6519.3060980445. The cubic root of 42501352 is about 348.9803028267.

Adding to 42501352 its reverse (25310524), we get a palindrome (67811876).

The spelling of 42501352 in words is "forty-two million, five hundred one thousand, three hundred fifty-two".