38634530 has 16 divisors (see below), whose sum is σ = 75864384. Its totient is φ = 14048880.

The previous prime is 38634521. The next prime is 38634539. The reversal of 38634530 is 3543683.

It is an interprime number because it is at equal distance from previous prime (38634521) and next prime (38634539).

It is not an unprimeable number, because it can be changed into a prime (38634539) 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, 175502 + ... + 175721.

It is an arithmetic number, because the mean of its divisors is an integer number (4741524).

Almost surely, 2^38634530 is an apocalyptic number.

38634530 is a deficient number, since it is larger than the sum of its proper divisors (37229854).

38634530 is a wasteful number, since it uses less digits than its factorization.

38634530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351241.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 38634530 is about 6215.6681056826. The cubic root of 38634530 is about 338.0585137309.

The spelling of 38634530 in words is "thirty-eight million, six hundred thirty-four thousand, five hundred thirty".