3555948 has 72 divisors (see below), whose sum is σ = 9533440. Its totient is φ = 1029600.

The previous prime is 3555947. The next prime is 3555949. The reversal of 3555948 is 8495553.

It is an interprime number because it is at equal distance from previous prime (3555947) and next prime (3555949).

It is not an unprimeable number, because it can be changed into a prime (3555943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44973 + ... + 45051.

Almost surely, 2^3555948 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3555948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4766720).

3555948 is an abundant number, since it is smaller than the sum of its proper divisors (5977492).

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

3555948 is a wasteful number, since it uses less digits than its factorization.

3555948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 126 counting only the distinct ones).

The product of its digits is 108000, while the sum is 39.

The square root of 3555948 is about 1885.7221428408. The cubic root of 3555948 is about 152.6341809265.

The spelling of 3555948 in words is "three million, five hundred fifty-five thousand, nine hundred forty-eight".