2451552 has 24 divisors (see below), whose sum is σ = 6435576. Its totient is φ = 817152.

The previous prime is 2451541. The next prime is 2451557. The reversal of 2451552 is 2551542.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451557) 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, 12673 + ... + 12864.

It is an arithmetic number, because the mean of its divisors is an integer number (268149).

2^2451552 is an apocalyptic number.

It is an amenable number.

2451552 is an abundant number, since it is smaller than the sum of its proper divisors (3984024).

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

2451552 is a wasteful number, since it uses less digits than its factorization.

2451552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25550 (or 25542 counting only the distinct ones).

The product of its digits is 2000, while the sum is 24.

The square root of 2451552 is about 1565.7432739757. The cubic root of 2451552 is about 134.8384349776.

It can be divided in two parts, 2451 and 552, that added together give a palindrome (3003).

The spelling of 2451552 in words is "two million, four hundred fifty-one thousand, five hundred fifty-two".