385442698 has 4 divisors (see below), whose sum is σ = 578164050. Its totient is φ = 192721348.

The previous prime is 385442657. The next prime is 385442711. The reversal of 385442698 is 896244583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 896244583 = 13 ⋅68941891.

It can be written as a sum of positive squares in only one way, i.e., 376243609 + 9199089 = 19397^2 + 3033^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96360673 + ... + 96360676.

Almost surely, 2^385442698 is an apocalyptic number.

385442698 is a deficient number, since it is larger than the sum of its proper divisors (192721352).

385442698 is a wasteful number, since it uses less digits than its factorization.

385442698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192721351.

The product of its digits is 1658880, while the sum is 49.

The square root of 385442698 is about 19632.6946189258. The cubic root of 385442698 is about 727.7573621313.

The spelling of 385442698 in words is "three hundred eighty-five million, four hundred forty-two thousand, six hundred ninety-eight".