1954669098 has 8 divisors (see below), whose sum is σ = 3909338208. Its totient is φ = 651556364.

The previous prime is 1954669069. The next prime is 1954669111. The reversal of 1954669098 is 8909664591.

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

1954669098 is an admirable number.

It is a super-2 number, since 2×1954669098² = 7641462565352267208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162889086 + ... + 162889097.

It is an arithmetic number, because the mean of its divisors is an integer number (488667276).

Almost surely, 2^1954669098 is an apocalyptic number.

1954669098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1954669098 is a wasteful number, since it uses less digits than its factorization.

1954669098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325778188.

The product of its (nonzero) digits is 4199040, while the sum is 57.

The square root of 1954669098 is about 44211.6398474429. The cubic root of 1954669098 is about 1250.3293208040.

The spelling of 1954669098 in words is "one billion, nine hundred fifty-four million, six hundred sixty-nine thousand, ninety-eight".