1345467240 has 256 divisors, whose sum is σ = 4912185600. Its totient is φ = 325555200.

The previous prime is 1345467203. The next prime is 1345467247. The reversal of 1345467240 is 427645431.

1345467240 is a `hidden beast` number, since 1 + 3 + 4 + 546 + 72 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1345467195 and 1345467204.

It is not an unprimeable number, because it can be changed into a prime (1345467247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 855655 + ... + 857225.

It is an arithmetic number, because the mean of its divisors is an integer number (19188225).

Almost surely, 2^1345467240 is an apocalyptic number.

1345467240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1345467240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2456092800).

1345467240 is an abundant number, since it is smaller than the sum of its proper divisors (3566718360).

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

1345467240 is a wasteful number, since it uses less digits than its factorization.

1345467240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665 (or 1655 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 1345467240 is about 36680.6112271865. The cubic root of 1345467240 is about 1103.9711121931.

The spelling of 1345467240 in words is "one billion, three hundred forty-five million, four hundred sixty-seven thousand, two hundred forty".