396198494 has 4 divisors (see below), whose sum is σ = 594297744. Its totient is φ = 198099246.

The previous prime is 396198463. The next prime is 396198499. The reversal of 396198494 is 494891693.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396198499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99049622 + ... + 99049625.

It is an arithmetic number, because the mean of its divisors is an integer number (148574436).

Almost surely, 2^396198494 is an apocalyptic number.

396198494 is a deficient number, since it is larger than the sum of its proper divisors (198099250).

396198494 is a wasteful number, since it uses less digits than its factorization.

396198494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198099249.

The product of its digits is 1679616, while the sum is 53.

The square root of 396198494 is about 19904.7354667175. The cubic root of 396198494 is about 734.4647214092.

The spelling of 396198494 in words is "three hundred ninety-six million, one hundred ninety-eight thousand, four hundred ninety-four".