1654953198 has 32 divisors (see below), whose sum is σ = 3367253376. Its totient is φ = 542132448.

The previous prime is 1654953193. The next prime is 1654953203. The reversal of 1654953198 is 8913594561.

It is an interprime number because it is at equal distance from previous prime (1654953193) and next prime (1654953203).

It is a self number, because there is not a number n which added to its sum of digits gives 1654953198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1654953193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173440 + ... + 182732.

It is an arithmetic number, because the mean of its divisors is an integer number (105226668).

Almost surely, 2^1654953198 is an apocalyptic number.

1654953198 is an abundant number, since it is smaller than the sum of its proper divisors (1712300178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1654953198 is a wasteful number, since it uses less digits than its factorization.

1654953198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9808.

The product of its digits is 1166400, while the sum is 51.

The square root of 1654953198 is about 40681.1159876422. The cubic root of 1654953198 is about 1182.8469984219.

The spelling of 1654953198 in words is "one billion, six hundred fifty-four million, nine hundred fifty-three thousand, one hundred ninety-eight".