38540435 has 4 divisors (see below), whose sum is σ = 46248528. Its totient is φ = 30832344.

The previous prime is 38540431. The next prime is 38540443. The reversal of 38540435 is 53404583.

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

It is a cyclic number.

It is not a de Polignac number, because 38540435 - 2² = 38540431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38540431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3854039 + ... + 3854048.

It is an arithmetic number, because the mean of its divisors is an integer number (11562132).

Almost surely, 2^38540435 is an apocalyptic number.

38540435 is a deficient number, since it is larger than the sum of its proper divisors (7708093).

38540435 is an equidigital number, since it uses as much as digits as its factorization.

38540435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708092.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 38540435 is about 6208.0943130722. The cubic root of 38540435 is about 337.7838416942.

The spelling of 38540435 in words is "thirty-eight million, five hundred forty thousand, four hundred thirty-five".