141402240 has 384 divisors, whose sum is σ = 586051200. Its totient is φ = 32126976.

The previous prime is 141402193. The next prime is 141402257. The reversal of 141402240 is 42204141.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 846637 + ... + 846803.

It is an arithmetic number, because the mean of its divisors is an integer number (1526175).

Almost surely, 2^141402240 is an apocalyptic number.

141402240 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 141402240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293025600).

141402240 is an abundant number, since it is smaller than the sum of its proper divisors (444648960).

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

141402240 is a wasteful number, since it uses less digits than its factorization.

141402240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 141402240 is about 11891.2673840933. The cubic root of 141402240 is about 520.9772549608.

Adding to 141402240 its reverse (42204141), we get a palindrome (183606381).

The spelling of 141402240 in words is "one hundred forty-one million, four hundred two thousand, two hundred forty".