2946240 has 224 divisors, whose sum is σ = 11704320. Its totient is φ = 691200.

The previous prime is 2946227. The next prime is 2946241. The reversal of 2946240 is 426492.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2946241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95025 + ... + 95055.

2^2946240 is an apocalyptic number.

2946240 is a gapful number since it is divisible by the number (20) 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 2946240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5852160).

2946240 is an abundant number, since it is smaller than the sum of its proper divisors (8758080).

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

2946240 is a wasteful number, since it uses less digits than its factorization.

2946240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2946240 is about 1716.4614764101. The cubic root of 2946240 is about 143.3582553864.

The spelling of 2946240 in words is "two million, nine hundred forty-six thousand, two hundred forty".