381381058 has 4 divisors (see below), whose sum is σ = 572071590. Its totient is φ = 190690528.

The previous prime is 381381047. The next prime is 381381071. The reversal of 381381058 is 850183183.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 850183183 = 1069 ⋅795307.

It can be written as a sum of positive squares in only one way, i.e., 380367009 + 1014049 = 19503^2 + 1007^2 .

It is a super-2 number, since 2×381381058² = 290903022802398728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95345263 + ... + 95345266.

Almost surely, 2^381381058 is an apocalyptic number.

381381058 is a deficient number, since it is larger than the sum of its proper divisors (190690532).

381381058 is a wasteful number, since it uses less digits than its factorization.

381381058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190690531.

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 381381058 is about 19528.9799528803. The cubic root of 381381058 is about 725.1920588281.

The spelling of 381381058 in words is "three hundred eighty-one million, three hundred eighty-one thousand, fifty-eight".