3545231420 has 12 divisors (see below), whose sum is σ = 7444986024. Its totient is φ = 1418092560.

The previous prime is 3545231407. The next prime is 3545231423. The reversal of 3545231420 is 241325453.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545231423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88630766 + ... + 88630805.

It is an arithmetic number, because the mean of its divisors is an integer number (620415502).

Almost surely, 2^3545231420 is an apocalyptic number.

It is an amenable number.

3545231420 is an abundant number, since it is smaller than the sum of its proper divisors (3899754604).

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

3545231420 is a wasteful number, since it uses less digits than its factorization.

3545231420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177261580 (or 177261578 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 3545231420 is about 59541.8459572761. The cubic root of 3545231420 is about 1524.8069514657.

Adding to 3545231420 its reverse (241325453), we get a palindrome (3786556873).

The spelling of 3545231420 in words is "three billion, five hundred forty-five million, two hundred thirty-one thousand, four hundred twenty".