38555455 has 8 divisors (see below), whose sum is σ = 46310400. Its totient is φ = 30815136.

The previous prime is 38555431. The next prime is 38555459. The reversal of 38555455 is 55455583.

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 38555455 - 2²³ = 30166847 is a prime.

It is a super-2 number, since 2×38555455² = 2973046220514050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38555459) 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, 3381 + ... + 9409.

It is an arithmetic number, because the mean of its divisors is an integer number (5788800).

Almost surely, 2^38555455 is an apocalyptic number.

38555455 is a deficient number, since it is larger than the sum of its proper divisors (7754945).

38555455 is a wasteful number, since it uses less digits than its factorization.

38555455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7313.

The product of its digits is 300000, while the sum is 40.

The square root of 38555455 is about 6209.3039062362. The cubic root of 38555455 is about 337.8277164313.

The spelling of 38555455 in words is "thirty-eight million, five hundred fifty-five thousand, four hundred fifty-five".