2921952 has 48 divisors (see below), whose sum is σ = 8370432. Its totient is φ = 885120.

The previous prime is 2921951. The next prime is 2921957. The reversal of 2921952 is 2591292.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2921951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328 + ... + 2439.

It is an arithmetic number, because the mean of its divisors is an integer number (174384).

2^2921952 is an apocalyptic number.

2921952 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2921952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4185216).

2921952 is an abundant number, since it is smaller than the sum of its proper divisors (5448480).

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

2921952 is a wasteful number, since it uses less digits than its factorization.

2921952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791 (or 2783 counting only the distinct ones).

The product of its digits is 3240, while the sum is 30.

The square root of 2921952 is about 1709.3718144394. The cubic root of 2921952 is about 142.9632324336.

The spelling of 2921952 in words is "two million, nine hundred twenty-one thousand, nine hundred fifty-two".