3641258 has 4 divisors (see below), whose sum is σ = 5461890. Its totient is φ = 1820628.

The previous prime is 3641243. The next prime is 3641263. The reversal of 3641258 is 8521463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8521463 = 263 ⋅32401.

It can be written as a sum of positive squares in only one way, i.e., 3214849 + 426409 = 1793^2 + 653^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3641258.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 910313 + ... + 910316.

Almost surely, 2^3641258 is an apocalyptic number.

3641258 is a deficient number, since it is larger than the sum of its proper divisors (1820632).

3641258 is a wasteful number, since it uses less digits than its factorization.

3641258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820631.

The product of its digits is 5760, while the sum is 29.

The square root of 3641258 is about 1908.2080599348. The cubic root of 3641258 is about 153.8451527243.

The spelling of 3641258 in words is "three million, six hundred forty-one thousand, two hundred fifty-eight".