38751155 has 4 divisors (see below), whose sum is σ = 46501392. Its totient is φ = 31000920.

The previous prime is 38751133. The next prime is 38751169. The reversal of 38751155 is 55115783.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 38751155 - 2⁶ = 38751091 is a prime.

It is a super-3 number, since 3×38751155³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian 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, 3875111 + ... + 3875120.

It is an arithmetic number, because the mean of its divisors is an integer number (11625348).

Almost surely, 2^38751155 is an apocalyptic number.

38751155 is a deficient number, since it is larger than the sum of its proper divisors (7750237).

38751155 is an equidigital number, since it uses as much as digits as its factorization.

38751155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7750236.

The product of its digits is 21000, while the sum is 35.

The square root of 38751155 is about 6225.0425701356. The cubic root of 38751155 is about 338.3983346897.

The spelling of 38751155 in words is "thirty-eight million, seven hundred fifty-one thousand, one hundred fifty-five".