1342045400 has 96 divisors (see below), whose sum is σ = 3277290240. Its totient is φ = 510111360.

The previous prime is 1342045391. The next prime is 1342045403. The reversal of 1342045400 is 45402431.

It is a super-2 number, since 2×1342045400² = 3602171711322320000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342045403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 767327 + ... + 769073.

It is an arithmetic number, because the mean of its divisors is an integer number (34138440).

Almost surely, 2^1342045400 is an apocalyptic number.

1342045400 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 1342045400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1638645120).

1342045400 is an abundant number, since it is smaller than the sum of its proper divisors (1935244840).

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

1342045400 is a wasteful number, since it uses less digits than its factorization.

1342045400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953 (or 1944 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1342045400 is about 36633.9378172754. The cubic root of 1342045400 is about 1103.0344315161.

Adding to 1342045400 its reverse (45402431), we get a palindrome (1387447831).

The spelling of 1342045400 in words is "one billion, three hundred forty-two million, forty-five thousand, four hundred".