38977229 has 8 divisors (see below), whose sum is σ = 39795840. Its totient is φ = 38164000.

The previous prime is 38977223. The next prime is 38977273. The reversal of 38977229 is 92277983.

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

It is a cyclic number.

It is not a de Polignac number, because 38977229 - 2¹⁶ = 38911693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38977223) 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, 15404 + ... + 17754.

It is an arithmetic number, because the mean of its divisors is an integer number (4974480).

Almost surely, 2^38977229 is an apocalyptic number.

It is an amenable number.

38977229 is a deficient number, since it is larger than the sum of its proper divisors (818611).

38977229 is a wasteful number, since it uses less digits than its factorization.

38977229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2691.

The product of its digits is 381024, while the sum is 47.

The square root of 38977229 is about 6243.1745931057. The cubic root of 38977229 is about 339.0551303615.

The spelling of 38977229 in words is "thirty-eight million, nine hundred seventy-seven thousand, two hundred twenty-nine".