42977733 has 8 divisors (see below), whose sum is σ = 58243296. Its totient is φ = 28182000.

The previous prime is 42977729. The next prime is 42977741. The reversal of 42977733 is 33777924.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42977733 - 2² = 42977729 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42977723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117243 + ... + 117608.

It is an arithmetic number, because the mean of its divisors is an integer number (7280412).

Almost surely, 2^42977733 is an apocalyptic number.

It is an amenable number.

42977733 is a deficient number, since it is larger than the sum of its proper divisors (15265563).

42977733 is a wasteful number, since it uses less digits than its factorization.

42977733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234915.

The product of its digits is 222264, while the sum is 42.

The square root of 42977733 is about 6555.7404616107. The cubic root of 42977733 is about 350.2793226015.

The spelling of 42977733 in words is "forty-two million, nine hundred seventy-seven thousand, seven hundred thirty-three".