2154616 has 8 divisors (see below), whose sum is σ = 4039920. Its totient is φ = 1077304.

The previous prime is 2154611. The next prime is 2154629. The reversal of 2154616 is 6164512.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134656 + ... + 134671.

It is an arithmetic number, because the mean of its divisors is an integer number (504990).

2^2154616 is an apocalyptic number.

It is an amenable number.

2154616 is a deficient number, since it is larger than the sum of its proper divisors (1885304).

2154616 is a wasteful number, since it uses less digits than its factorization.

2154616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269333 (or 269329 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 2154616 is about 1467.8610288444. The cubic root of 2154616 is about 129.1585894822.

The spelling of 2154616 in words is "two million, one hundred fifty-four thousand, six hundred sixteen".