874540381 has 8 divisors (see below), whose sum is σ = 1027432224. Its totient is φ = 733879920.

The previous prime is 874540369. The next prime is 874540393. The reversal of 874540381 is 183045478.

It is an interprime number because it is at equal distance from previous prime (874540369) and next prime (874540393).

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

It is a cyclic number.

It is not a de Polignac number, because 874540381 - 2¹¹ = 874538333 is a prime.

It is a super-2 number, since 2×874540381² = 1529641755999250322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874540301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3057691 + ... + 3057976.

It is an arithmetic number, because the mean of its divisors is an integer number (128429028).

Almost surely, 2^874540381 is an apocalyptic number.

It is an amenable number.

874540381 is a deficient number, since it is larger than the sum of its proper divisors (152891843).

874540381 is a wasteful number, since it uses less digits than its factorization.

874540381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6115691.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 874540381 is about 29572.6289159418. The cubic root of 874540381 is about 956.2980916705.

The spelling of 874540381 in words is "eight hundred seventy-four million, five hundred forty thousand, three hundred eighty-one".