3520020454 has 16 divisors (see below), whose sum is σ = 5309615520. Its totient is φ = 1750170240.

The previous prime is 3520020451. The next prime is 3520020461. The reversal of 3520020454 is 4540200253.

It is a super-2 number, since 2×3520020454² = 24781087993156732232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520020451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353212 + ... + 363040.

It is an arithmetic number, because the mean of its divisors is an integer number (331850970).

Almost surely, 2^3520020454 is an apocalyptic number.

3520020454 is a deficient number, since it is larger than the sum of its proper divisors (1789595066).

3520020454 is a wasteful number, since it uses less digits than its factorization.

3520020454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10815.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 3520020454 is about 59329.7602725647. The cubic root of 3520020454 is about 1521.1839307227.

The spelling of 3520020454 in words is "three billion, five hundred twenty million, twenty thousand, four hundred fifty-four".