228140374 has 96 divisors (see below), whose sum is σ = 469825920. Its totient is φ = 81849600.

The previous prime is 228140351. The next prime is 228140389. The reversal of 228140374 is 473041822.

228140374 = T₃₀₂₇ + T₃₀₂₈ + ... + T₃₀₇₅.

228140374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1081129 + ... + 1081339.

It is an arithmetic number, because the mean of its divisors is an integer number (4894020).

Almost surely, 2^228140374 is an apocalyptic number.

228140374 is an abundant number, since it is smaller than the sum of its proper divisors (241685546).

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

228140374 is a wasteful number, since it uses less digits than its factorization.

228140374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 228140374 is about 15104.3164029360. The cubic root of 228140374 is about 611.0368231044.

The spelling of 228140374 in words is "two hundred twenty-eight million, one hundred forty thousand, three hundred seventy-four".