1602670540 has 24 divisors (see below), whose sum is σ = 3456572112. Its totient is φ = 623741760.

The previous prime is 1602670523. The next prime is 1602670541. The reversal of 1602670540 is 450762061.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1602670541) by changing a digit.

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, 1082146 + ... + 1083625.

It is an arithmetic number, because the mean of its divisors is an integer number (144023838).

Almost surely, 2^1602670540 is an apocalyptic number.

1602670540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1602670540 is an abundant number, since it is smaller than the sum of its proper divisors (1853901572).

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

1602670540 is a wasteful number, since it uses less digits than its factorization.

1602670540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165817 (or 2165815 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1602670540 is about 40033.3678323471. The cubic root of 1602670540 is about 1170.2574591088.

The spelling of 1602670540 in words is "one billion, six hundred two million, six hundred seventy thousand, five hundred forty".