3545225646 has 64 divisors (see below), whose sum is σ = 7349529600. Its totient is φ = 1139613696.

The previous prime is 3545225639. The next prime is 3545225647. The reversal of 3545225646 is 6465225453.

It is a super-2 number, since 2×3545225646² = 25137249762112234632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3545225598 and 3545225607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545225647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3815710 + ... + 3816638.

It is an arithmetic number, because the mean of its divisors is an integer number (114836400).

Almost surely, 2^3545225646 is an apocalyptic number.

3545225646 is an abundant number, since it is smaller than the sum of its proper divisors (3804303954).

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

3545225646 is a wasteful number, since it uses less digits than its factorization.

3545225646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193.

The product of its digits is 864000, while the sum is 42.

The square root of 3545225646 is about 59541.7974703485. The cubic root of 3545225646 is about 1524.8061236645.

The spelling of 3545225646 in words is "three billion, five hundred forty-five million, two hundred twenty-five thousand, six hundred forty-six".