1004532378 has 8 divisors (see below), whose sum is σ = 2009064768. Its totient is φ = 334844124.

The previous prime is 1004532377. The next prime is 1004532379. The reversal of 1004532378 is 8732354001.

It is an interprime number because it is at equal distance from previous prime (1004532377) and next prime (1004532379).

It is a sphenic number, since it is the product of 3 distinct primes.

1004532378 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1004532377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83711026 + ... + 83711037.

It is an arithmetic number, because the mean of its divisors is an integer number (251133096).

Almost surely, 2^1004532378 is an apocalyptic number.

1004532378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1004532378 is a wasteful number, since it uses less digits than its factorization.

1004532378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167422068.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1004532378 is about 31694.3587725008. The cubic root of 1004532378 is about 1001.5085159022.

Adding to 1004532378 its reverse (8732354001), we get a palindrome (9736886379).

It can be divided in two parts, 100453 and 2378, that added together give a triangular number (102831 = T₄₅₃).

The spelling of 1004532378 in words is "one billion, four million, five hundred thirty-two thousand, three hundred seventy-eight".