38426705 has 4 divisors (see below), whose sum is σ = 46112052. Its totient is φ = 30741360.

The previous prime is 38426699. The next prime is 38426723. The reversal of 38426705 is 50762483.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6436369 + 31990336 = 2537^2 + 5656^2 .

It is not a de Polignac number, because 38426705 - 2¹⁴ = 38410321 is a prime.

It is a super-2 number, since 2×38426705² = 2953223314314050, which contains 22 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, 3842666 + ... + 3842675.

It is an arithmetic number, because the mean of its divisors is an integer number (11528013).

Almost surely, 2^38426705 is an apocalyptic number.

It is an amenable number.

38426705 is a deficient number, since it is larger than the sum of its proper divisors (7685347).

38426705 is an equidigital number, since it uses as much as digits as its factorization.

38426705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7685346.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 38426705 is about 6198.9277298578. The cubic root of 38426705 is about 337.4512558776.

The spelling of 38426705 in words is "thirty-eight million, four hundred twenty-six thousand, seven hundred five".