1478916432 has 90 divisors (see below), whose sum is σ = 4814675658. Its totient is φ = 422545536.

The previous prime is 1478916431. The next prime is 1478916457. The reversal of 1478916432 is 2346198741.

1478916432 is a `hidden beast` number, since 1 + 478 + 91 + 64 + 32 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1454354496 + 24561936 = 38136^2 + 4956^2 .

It is a super-2 number, since 2×1478916432² = 4374387625679221248, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478916431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 97743 + ... + 111854.

Almost surely, 2^1478916432 is an apocalyptic number.

1478916432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1478916432 is an abundant number, since it is smaller than the sum of its proper divisors (3335759226).

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

1478916432 is a wasteful number, since it uses less digits than its factorization.

1478916432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209625 (or 209609 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 1478916432 is about 38456.6825402296. The cubic root of 1478916432 is about 1139.3256584353.

The spelling of 1478916432 in words is "one billion, four hundred seventy-eight million, nine hundred sixteen thousand, four hundred thirty-two".