1601226652 has 12 divisors (see below), whose sum is σ = 2877880600. Its totient is φ = 778975056.

The previous prime is 1601226631. The next prime is 1601226659. The reversal of 1601226652 is 2566221061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601226659) 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, 5409402 + ... + 5409697.

Almost surely, 2^1601226652 is an apocalyptic number.

It is an amenable number.

1601226652 is a deficient number, since it is larger than the sum of its proper divisors (1276653948).

1601226652 is a wasteful number, since it uses less digits than its factorization.

1601226652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10819140 (or 10819138 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1601226652 is about 40015.3302123074. The cubic root of 1601226652 is about 1169.9059149513.

The spelling of 1601226652 in words is "one billion, six hundred one million, two hundred twenty-six thousand, six hundred fifty-two".