38424435 has 32 divisors (see below), whose sum is σ = 71124480. Its totient is φ = 17349888.

The previous prime is 38424431. The next prime is 38424443. The reversal of 38424435 is 53442483.

It is not a de Polignac number, because 38424435 - 2² = 38424431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38424396 and 38424405.

It is not an unprimeable number, because it can be changed into a prime (38424431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6511 + ... + 10919.

It is an arithmetic number, because the mean of its divisors is an integer number (2222640).

Almost surely, 2^38424435 is an apocalyptic number.

38424435 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

38424435 is a deficient number, since it is larger than the sum of its proper divisors (32700045).

38424435 is a wasteful number, since it uses less digits than its factorization.

38424435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4507.

The product of its digits is 46080, while the sum is 33.

The square root of 38424435 is about 6198.7446309717. The cubic root of 38424435 is about 337.4446109377. Note that the first 3 decimals are identical.

The spelling of 38424435 in words is "thirty-eight million, four hundred twenty-four thousand, four hundred thirty-five".