1602442040 has 32 divisors (see below), whose sum is σ = 3631446000. Its totient is φ = 636363264.

The previous prime is 1602442033. The next prime is 1602442081. The reversal of 1602442040 is 402442061.

It is a junction number, because it is equal to n+sod(n) for n = 1602441997 and 1602442015.

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, 138545 + ... + 149664.

Almost surely, 2^1602442040 is an apocalyptic number.

1602442040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1602442040 is an abundant number, since it is smaller than the sum of its proper divisors (2029003960).

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

1602442040 is a wasteful number, since it uses less digits than its factorization.

1602442040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288359 (or 288355 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1602442040 is about 40030.5138613034. The cubic root of 1602442040 is about 1170.2018401627.

The spelling of 1602442040 in words is "one billion, six hundred two million, four hundred forty-two thousand, forty".