1954216082 has 64 divisors (see below), whose sum is σ = 3808062720. Its totient is φ = 730404864.

The previous prime is 1954216081. The next prime is 1954216171. The reversal of 1954216082 is 2806124591.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (1954216081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2050118 + ... + 2051070.

It is an arithmetic number, because the mean of its divisors is an integer number (59500980).

Almost surely, 2^1954216082 is an apocalyptic number.

1954216082 is a deficient number, since it is larger than the sum of its proper divisors (1853846638).

1954216082 is a wasteful number, since it uses less digits than its factorization.

1954216082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 1954216082 is about 44206.5162843669. The cubic root of 1954216082 is about 1250.2327208301.

The spelling of 1954216082 in words is "one billion, nine hundred fifty-four million, two hundred sixteen thousand, eighty-two".