42747356 has 12 divisors (see below), whose sum is σ = 75507768. Its totient is φ = 21173712.

The previous prime is 42747307. The next prime is 42747361. The reversal of 42747356 is 65374724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49511 + ... + 50366.

It is an arithmetic number, because the mean of its divisors is an integer number (6292314).

Almost surely, 2^42747356 is an apocalyptic number.

It is an amenable number.

42747356 is a deficient number, since it is larger than the sum of its proper divisors (32760412).

42747356 is a wasteful number, since it uses less digits than its factorization.

42747356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99988 (or 99986 counting only the distinct ones).

The product of its digits is 141120, while the sum is 38.

The square root of 42747356 is about 6538.1462204512. The cubic root of 42747356 is about 349.6523241349.

The spelling of 42747356 in words is "forty-two million, seven hundred forty-seven thousand, three hundred fifty-six".