1469461140 has 144 divisors (see below), whose sum is σ = 5362331520. Its totient is φ = 318193920.

The previous prime is 1469461129. The next prime is 1469461141. The reversal of 1469461140 is 411649641.

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 = 1469461095 and 1469461104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1469461141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6751 + ... + 54630.

Almost surely, 2^1469461140 is an apocalyptic number.

1469461140 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 1469461140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2681165760).

1469461140 is an abundant number, since it is smaller than the sum of its proper divisors (3892870380).

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

1469461140 is a wasteful number, since it uses less digits than its factorization.

1469461140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61422 (or 61417 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1469461140 is about 38333.5511008307. The cubic root of 1469461140 is about 1136.8924137567.

The spelling of 1469461140 in words is "one billion, four hundred sixty-nine million, four hundred sixty-one thousand, one hundred forty".