42949204 has 6 divisors (see below), whose sum is σ = 75161114. Its totient is φ = 21474600.

The previous prime is 42949199. The next prime is 42949223. The reversal of 42949204 is 40294924.

42949204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42876304 + 72900 = 6548^2 + 270^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42949204.

It is a congruent number.

It is an unprimeable number.

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, 5368647 + ... + 5368654.

Almost surely, 2^42949204 is an apocalyptic number.

It is an amenable number.

42949204 is a deficient number, since it is larger than the sum of its proper divisors (32211910).

42949204 is a wasteful number, since it uses less digits than its factorization.

42949204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10737305 (or 10737303 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 42949204 is about 6553.5642210937. The cubic root of 42949204 is about 350.2017992726.

It can be divided in two parts, 4294920 and 4, that added together give a palindrome (4294924).

The spelling of 42949204 in words is "forty-two million, nine hundred forty-nine thousand, two hundred four".