It is an unprimeable number.
22515464 is an apocalyptic number.
2515464 is a gapful number since it is divisible by the number (24) 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 2515464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4268160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2515464 is a wasteful number, since it uses less digits than its factorization.
2515464 is an odious number, because the sum of its binary digits is odd.
The square root of 2515464 is about 1586.0214374339. The cubic root of 2515464 is about 136.0001441752. Note that the first 3 decimals are identical.
The spelling of 2515464 in words is "two million, five hundred fifteen thousand, four hundred sixty-four".