1383632198 has 32 divisors (see below), whose sum is σ = 2255571360. Its totient is φ = 632782080.

The previous prime is 1383632189. The next prime is 1383632221. The reversal of 1383632198 is 8912363831.

It is a super-2 number, since 2×1383632198² = 3828876118684622408, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1672661 + ... + 1673487.

It is an arithmetic number, because the mean of its divisors is an integer number (70486605).

Almost surely, 2^1383632198 is an apocalyptic number.

1383632198 is a deficient number, since it is larger than the sum of its proper divisors (871939162).

1383632198 is a wasteful number, since it uses less digits than its factorization.

1383632198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352.

The product of its digits is 186624, while the sum is 44.

The square root of 1383632198 is about 37197.2068575048. The cubic root of 1383632198 is about 1114.3122030537.

The spelling of 1383632198 in words is "one billion, three hundred eighty-three million, six hundred thirty-two thousand, one hundred ninety-eight".