2942464 has 40 divisors (see below), whose sum is σ = 6727248. Its totient is φ = 1259520.

The previous prime is 2942461. The next prime is 2942477. The reversal of 2942464 is 4642492.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3174 + ... + 3994.

2^2942464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2942464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3363624).

2942464 is an abundant number, since it is smaller than the sum of its proper divisors (3784784).

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

2942464 is an frugal number, since it uses more digits than its factorization.

2942464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 830 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 2942464 is about 1715.3611864561. The cubic root of 2942464 is about 143.2969849541.

The spelling of 2942464 in words is "two million, nine hundred forty-two thousand, four hundred sixty-four".