387073634 has 8 divisors (see below), whose sum is σ = 581591340. Its totient is φ = 193209856.

The previous prime is 387073633. The next prime is 387073637. The reversal of 387073634 is 436370783.

It can be written as a sum of positive squares in 2 ways, for example, as 363093025 + 23980609 = 19055^2 + 4897^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 387073591 and 387073600.

It is not an unprimeable number, because it can be changed into a prime (387073633) 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, 161999 + ... + 164370.

Almost surely, 2^387073634 is an apocalyptic number.

387073634 is a deficient number, since it is larger than the sum of its proper divisors (194517706).

387073634 is a wasteful number, since it uses less digits than its factorization.

387073634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326964.

The product of its (nonzero) digits is 254016, while the sum is 41.

The square root of 387073634 is about 19674.1869971798. The cubic root of 387073634 is about 728.7823787502.

The spelling of 387073634 in words is "three hundred eighty-seven million, seventy-three thousand, six hundred thirty-four".