3553494 has 64 divisors (see below), whose sum is σ = 8808960. Its totient is φ = 933120.

The previous prime is 3553471. The next prime is 3553507. The reversal of 3553494 is 4943553.

3553494 is nontrivially palindromic in base 13.

It is a super-3 number, since 3×3553494³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48642 + ... + 48714.

It is an arithmetic number, because the mean of its divisors is an integer number (137640).

Almost surely, 2^3553494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3553494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4404480).

3553494 is an abundant number, since it is smaller than the sum of its proper divisors (5255466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3553494 is a wasteful number, since it uses less digits than its factorization.

3553494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165.

The product of its digits is 32400, while the sum is 33.

The square root of 3553494 is about 1885.0713514347. The cubic root of 3553494 is about 152.5990613206.

The spelling of 3553494 in words is "three million, five hundred fifty-three thousand, four hundred ninety-four".