238465534 has 4 divisors (see below), whose sum is σ = 357698304. Its totient is φ = 119232766.

The previous prime is 238465517. The next prime is 238465537. The reversal of 238465534 is 435564832.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238465537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59616382 + ... + 59616385.

It is an arithmetic number, because the mean of its divisors is an integer number (89424576).

Almost surely, 2^238465534 is an apocalyptic number.

238465534 is a deficient number, since it is larger than the sum of its proper divisors (119232770).

238465534 is a wasteful number, since it uses less digits than its factorization.

238465534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119232769.

The product of its digits is 345600, while the sum is 40.

The square root of 238465534 is about 15442.3292932122. The cubic root of 238465534 is about 620.1192399866.

The spelling of 238465534 in words is "two hundred thirty-eight million, four hundred sixty-five thousand, five hundred thirty-four".