42606416 has 10 divisors (see below), whose sum is σ = 82549962. Its totient is φ = 21303200.

The previous prime is 42606413. The next prime is 42606427. The reversal of 42606416 is 61460624.

It can be written as a sum of positive squares in only one way, i.e., 25000000 + 17606416 = 5000^2 + 4196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42606413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331435 + ... + 1331466.

Almost surely, 2^42606416 is an apocalyptic number.

It is an amenable number.

42606416 is a deficient number, since it is larger than the sum of its proper divisors (39943546).

42606416 is a wasteful number, since it uses less digits than its factorization.

42606416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2662909 (or 2662903 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 42606416 is about 6527.3590371604. The cubic root of 42606416 is about 349.2676277695.

The spelling of 42606416 in words is "forty-two million, six hundred six thousand, four hundred sixteen".