3581464 has 8 divisors (see below), whose sum is σ = 6715260. Its totient is φ = 1790728.

The previous prime is 3581429. The next prime is 3581467. The reversal of 3581464 is 4641853.

It is a happy number.

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 (3581467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223834 + ... + 223849.

Almost surely, 2^3581464 is an apocalyptic number.

It is an amenable number.

3581464 is a deficient number, since it is larger than the sum of its proper divisors (3133796).

3581464 is a wasteful number, since it uses less digits than its factorization.

3581464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447689 (or 447685 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 3581464 is about 1892.4756273199. The cubic root of 3581464 is about 152.9983909153.

The spelling of 3581464 in words is "three million, five hundred eighty-one thousand, four hundred sixty-four".