1612342040 has 32 divisors (see below), whose sum is σ = 3654262080. Its totient is φ = 640227072.

The previous prime is 1612342031. The next prime is 1612342049. The reversal of 1612342040 is 402432161.

It is an interprime number because it is at equal distance from previous prime (1612342031) and next prime (1612342049).

It is a junction number, because it is equal to n+sod(n) for n = 1612341997 and 1612342015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612342049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141632 + ... + 152591.

It is an arithmetic number, because the mean of its divisors is an integer number (114195690).

Almost surely, 2^1612342040 is an apocalyptic number.

1612342040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1612342040 is an abundant number, since it is smaller than the sum of its proper divisors (2041920040).

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

1612342040 is a wasteful number, since it uses less digits than its factorization.

1612342040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294371 (or 294367 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1612342040 is about 40153.9791303427. The cubic root of 1612342040 is about 1172.6067575396.

The spelling of 1612342040 in words is "one billion, six hundred twelve million, three hundred forty-two thousand, forty".