3540356420 has 48 divisors (see below), whose sum is σ = 8214369408. Its totient is φ = 1274887680.

The previous prime is 3540356383. The next prime is 3540356461. The reversal of 3540356420 is 246530453.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218546 + ... + 234185.

It is an arithmetic number, because the mean of its divisors is an integer number (171132696).

Almost surely, 2^3540356420 is an apocalyptic number.

It is an amenable number.

3540356420 is an abundant number, since it is smaller than the sum of its proper divisors (4674012988).

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

3540356420 is a wasteful number, since it uses less digits than its factorization.

3540356420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452780 (or 452778 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 3540356420 is about 59500.8942789938. The cubic root of 3540356420 is about 1524.1077170277.

Adding to 3540356420 its reverse (246530453), we get a palindrome (3786886873).

The spelling of 3540356420 in words is "three billion, five hundred forty million, three hundred fifty-six thousand, four hundred twenty".