7400380434 has 32 divisors (see below), whose sum is σ = 15232734720. Its totient is φ = 2395078272.

The previous prime is 7400380391. The next prime is 7400380447. The reversal of 7400380434 is 4340830047.

It is a junction number, because it is equal to n+sod(n) for n = 7400380395 and 7400380404.

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, 71542 + ... + 141134.

It is an arithmetic number, because the mean of its divisors is an integer number (476022960).

Almost surely, 2^7400380434 is an apocalyptic number.

7400380434 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

7400380434 is an abundant number, since it is smaller than the sum of its proper divisors (7832354286).

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

7400380434 is a wasteful number, since it uses less digits than its factorization.

7400380434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70114.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 7400380434 is about 86025.4638697171. The cubic root of 7400380434 is about 1948.7285539418.

The spelling of 7400380434 in words is "seven billion, four hundred million, three hundred eighty thousand, four hundred thirty-four".