2135464 has 8 divisors (see below), whose sum is σ = 4004010. Its totient is φ = 1067728.

The previous prime is 2135453. The next prime is 2135479. The reversal of 2135464 is 4645312.

It can be written as a sum of positive squares in only one way, i.e., 1542564 + 592900 = 1242^2 + 770^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133459 + ... + 133474.

2^2135464 is an apocalyptic number.

It is an amenable number.

2135464 is a deficient number, since it is larger than the sum of its proper divisors (1868546).

2135464 is a wasteful number, since it uses less digits than its factorization.

2135464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266939 (or 266935 counting only the distinct ones).

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

The square root of 2135464 is about 1461.3226885257. The cubic root of 2135464 is about 128.7747606885.

The spelling of 2135464 in words is "two million, one hundred thirty-five thousand, four hundred sixty-four".