1601533652 has 24 divisors (see below), whose sum is σ = 2861308800. Its totient is φ = 784169120.

The previous prime is 1601533649. The next prime is 1601533679. The reversal of 1601533652 is 2563351061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23393 + ... + 61239.

It is an arithmetic number, because the mean of its divisors is an integer number (119221200).

Almost surely, 2^1601533652 is an apocalyptic number.

It is an amenable number.

1601533652 is a deficient number, since it is larger than the sum of its proper divisors (1259775148).

1601533652 is a wasteful number, since it uses less digits than its factorization.

1601533652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38071 (or 38069 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 1601533652 is about 40019.1660582776. The cubic root of 1601533652 is about 1169.9806780845.

The spelling of 1601533652 in words is "one billion, six hundred one million, five hundred thirty-three thousand, six hundred fifty-two".