3520454 has 12 divisors (see below), whose sum is σ = 6143004. Its totient is φ = 1508724.

The previous prime is 3520427. The next prime is 3520457. The reversal of 3520454 is 4540253.

It is a super-2 number, since 2×3520454² = 24787192732232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17864 + ... + 18059.

It is an arithmetic number, because the mean of its divisors is an integer number (511917).

Almost surely, 2^3520454 is an apocalyptic number.

3520454 is a deficient number, since it is larger than the sum of its proper divisors (2622550).

3520454 is a wasteful number, since it uses less digits than its factorization.

3520454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35939 (or 35932 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 3520454 is about 1876.2872914349. The cubic root of 3520454 is about 152.1246380751.

The spelling of 3520454 in words is "three million, five hundred twenty thousand, four hundred fifty-four".