3542400520 has 32 divisors (see below), whose sum is σ = 7974336600. Its totient is φ = 1416260608.

The previous prime is 3542400503. The next prime is 3542400523. The reversal of 3542400520 is 250042453.

It can be written as a sum of positive squares in 4 ways, for example, as 2144986596 + 1397413924 = 46314^2 + 37382^2 .

It is a super-3 number, since 3×3542400520³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3542400523) 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, 64362 + ... + 105958.

Almost surely, 2^3542400520 is an apocalyptic number.

It is an amenable number.

3542400520 is an abundant number, since it is smaller than the sum of its proper divisors (4431936080).

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

3542400520 is a wasteful number, since it uses less digits than its factorization.

3542400520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43737 (or 43733 counting only the distinct ones).

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

The square root of 3542400520 is about 59518.0688530802. The cubic root of 3542400520 is about 1524.4009859175.

Adding to 3542400520 its reverse (250042453), we get a palindrome (3792442973).

The spelling of 3542400520 in words is "three billion, five hundred forty-two million, four hundred thousand, five hundred twenty".