914340840 has 128 divisors (see below), whose sum is σ = 3179243520. Its totient is φ = 206035200.

The previous prime is 914340799. The next prime is 914340871. The reversal of 914340840 is 48043419.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51975 + ... + 67305.

It is an arithmetic number, because the mean of its divisors is an integer number (24837840).

Almost surely, 2^914340840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 914340840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589621760).

914340840 is an abundant number, since it is smaller than the sum of its proper divisors (2264902680).

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

914340840 is a wasteful number, since it uses less digits than its factorization.

914340840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15423 (or 15419 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 914340840 is about 30238.0693828161. The cubic root of 914340840 is about 970.5905073441.

It can be divided in two parts, 91 and 4340840, that added together give a triangular number (4340931 = T₂₉₄₆).

The spelling of 914340840 in words is "nine hundred fourteen million, three hundred forty thousand, eight hundred forty".