4078397562 has 8 divisors (see below), whose sum is σ = 8156795136. Its totient is φ = 1359465852.

The previous prime is 4078397509. The next prime is 4078397567. The reversal of 4078397562 is 2657938704.

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

4078397562 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4078397567) 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, 339866458 + ... + 339866469.

It is an arithmetic number, because the mean of its divisors is an integer number (1019599392).

Almost surely, 2^4078397562 is an apocalyptic number.

4078397562 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.

4078397562 is a wasteful number, since it uses less digits than its factorization.

4078397562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679732932.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The square root of 4078397562 is about 63862.3328888007. The cubic root of 4078397562 is about 1597.7047247797.

The spelling of 4078397562 in words is "four billion, seventy-eight million, three hundred ninety-seven thousand, five hundred sixty-two".