1834920972 has 48 divisors (see below), whose sum is σ = 5007587200. Its totient is φ = 579448080.

The previous prime is 1834920943. The next prime is 1834920977. The reversal of 1834920972 is 2790294381.

1834920972 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1834920977) 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, 445054 + ... + 449157.

Almost surely, 2^1834920972 is an apocalyptic number.

1834920972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1834920972 is an abundant number, since it is smaller than the sum of its proper divisors (3172666228).

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

1834920972 is a wasteful number, since it uses less digits than its factorization.

1834920972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894243 (or 894235 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 1834920972 is about 42835.9775422483. The cubic root of 1834920972 is about 1224.2566022953.

The spelling of 1834920972 in words is "one billion, eight hundred thirty-four million, nine hundred twenty thousand, nine hundred seventy-two".