42361504 has 12 divisors (see below), whose sum is σ = 83399274. Its totient is φ = 21180736.

The previous prime is 42361499. The next prime is 42361513. The reversal of 42361504 is 40516324.

It can be written as a sum of positive squares in only one way, i.e., 34810000 + 7551504 = 5900^2 + 2748^2 .

It is a super-2 number, since 2×42361504² = 3588994042284032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661867 + ... + 661930.

Almost surely, 2^42361504 is an apocalyptic number.

It is an amenable number.

42361504 is a deficient number, since it is larger than the sum of its proper divisors (41037770).

42361504 is a wasteful number, since it uses less digits than its factorization.

42361504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323807 (or 1323799 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 42361504 is about 6508.5715790794. The cubic root of 42361504 is about 348.5971163931.

Adding to 42361504 its reverse (40516324), we get a palindrome (82877828).

The spelling of 42361504 in words is "forty-two million, three hundred sixty-one thousand, five hundred four".