2153464 has 8 divisors (see below), whose sum is σ = 4037760. Its totient is φ = 1076728.

The previous prime is 2153449. The next prime is 2153471. The reversal of 2153464 is 4643512.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134584 + ... + 134599.

It is an arithmetic number, because the mean of its divisors is an integer number (504720).

2^2153464 is an apocalyptic number.

It is an amenable number.

2153464 is a deficient number, since it is larger than the sum of its proper divisors (1884296).

2153464 is a wasteful number, since it uses less digits than its factorization.

2153464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269189 (or 269185 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 2153464 is about 1467.4685686583. The cubic root of 2153464 is about 129.1355664747.

Adding to 2153464 its reverse (4643512), we get a palindrome (6796976).

The spelling of 2153464 in words is "two million, one hundred fifty-three thousand, four hundred sixty-four".