42463402 has 4 divisors (see below), whose sum is σ = 63695106. Its totient is φ = 21231700.

The previous prime is 42463391. The next prime is 42463409. The reversal of 42463402 is 20436424.

42463402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 23532201 + 18931201 = 4851^2 + 4351^2 .

It is not an unprimeable number, because it can be changed into a prime (42463409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10615849 + ... + 10615852.

Almost surely, 2^42463402 is an apocalyptic number.

42463402 is a deficient number, since it is larger than the sum of its proper divisors (21231704).

42463402 is a wasteful number, since it uses less digits than its factorization.

42463402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21231703.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 42463402 is about 6516.3948621918. The cubic root of 42463402 is about 348.8764022394.

Adding to 42463402 its reverse (20436424), we get a palindrome (62899826).

The spelling of 42463402 in words is "forty-two million, four hundred sixty-three thousand, four hundred two".