3405232478 has 32 divisors (see below), whose sum is σ = 5616138240. Its totient is φ = 1541311200.

The previous prime is 3405232469. The next prime is 3405232483. The reversal of 3405232478 is 8742325043.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1704176 + ... + 1706172.

It is an arithmetic number, because the mean of its divisors is an integer number (175504320).

Almost surely, 2^3405232478 is an apocalyptic number.

3405232478 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3405232478 is a deficient number, since it is larger than the sum of its proper divisors (2210905762).

3405232478 is a wasteful number, since it uses less digits than its factorization.

3405232478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3992.

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 3405232478 is about 58354.3698278030. The cubic root of 3405232478 is about 1504.4655781781.

The spelling of 3405232478 in words is "three billion, four hundred five million, two hundred thirty-two thousand, four hundred seventy-eight".