4278406374 has 24 divisors (see below), whose sum is σ = 10112597352. Its totient is φ = 1296486720.

The previous prime is 4278406333. The next prime is 4278406423. The reversal of 4278406374 is 4736048724.

4278406374 is a `hidden beast` number, since 4 + 2 + 7 + 8 + 4 + 0 + 637 + 4 = 666.

It is a super-2 number, since 2×4278406374² = 36609522202167655752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10803859 + ... + 10804254.

It is an arithmetic number, because the mean of its divisors is an integer number (421358223).

Almost surely, 2^4278406374 is an apocalyptic number.

4278406374 is an abundant number, since it is smaller than the sum of its proper divisors (5834190978).

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

4278406374 is a wasteful number, since it uses less digits than its factorization.

4278406374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21608132 (or 21608129 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 45.

The square root of 4278406374 is about 65409.5281591298. The cubic root of 4278406374 is about 1623.4067380433.

The spelling of 4278406374 in words is "four billion, two hundred seventy-eight million, four hundred six thousand, three hundred seventy-four".