1601362740 has 24 divisors (see below), whose sum is σ = 4483815840. Its totient is φ = 427030048.

The previous prime is 1601362727. The next prime is 1601362757. The reversal of 1601362740 is 472631061.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1601362698 and 1601362707.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13344630 + ... + 13344749.

It is an arithmetic number, because the mean of its divisors is an integer number (186825660).

Almost surely, 2^1601362740 is an apocalyptic number.

1601362740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1601362740 is an abundant number, since it is smaller than the sum of its proper divisors (2882453100).

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

1601362740 is a wasteful number, since it uses less digits than its factorization.

1601362740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26689391 (or 26689389 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 1601362740 is about 40017.0306244729. The cubic root of 1601362740 is about 1169.9390573853.

The spelling of 1601362740 in words is "one billion, six hundred one million, three hundred sixty-two thousand, seven hundred forty".