921956034 has 16 divisors (see below), whose sum is σ = 1886794272. Its totient is φ = 300171648.

The previous prime is 921956033. The next prime is 921956059. The reversal of 921956034 is 430659129.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 921955983 and 921956001.

It is not an unprimeable number, because it can be changed into a prime (921956033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1786479 + ... + 1786994.

It is an arithmetic number, because the mean of its divisors is an integer number (117924642).

Almost surely, 2^921956034 is an apocalyptic number.

921956034 is an abundant number, since it is smaller than the sum of its proper divisors (964838238).

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

921956034 is a wasteful number, since it uses less digits than its factorization.

921956034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573521.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 921956034 is about 30363.7289211981. The cubic root of 921956034 is about 973.2776197494.

The spelling of 921956034 in words is "nine hundred twenty-one million, nine hundred fifty-six thousand, thirty-four".