100530474 has 32 divisors (see below), whose sum is σ = 224446464. Its totient is φ = 29754480.

The previous prime is 100530467. The next prime is 100530481. The reversal of 100530474 is 474035001.

It is an interprime number because it is at equal distance from previous prime (100530467) and next prime (100530481).

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, 14874 + ... + 20549.

It is an arithmetic number, because the mean of its divisors is an integer number (7013952).

Almost surely, 2^100530474 is an apocalyptic number.

100530474 is an abundant number, since it is smaller than the sum of its proper divisors (123915990).

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

100530474 is a wasteful number, since it uses less digits than its factorization.

100530474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35482.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 100530474 is about 10026.4886176567. The cubic root of 100530474 is about 464.9781837377.

Adding to 100530474 its reverse (474035001), we get a palindrome (574565475).

The spelling of 100530474 in words is "one hundred million, five hundred thirty thousand, four hundred seventy-four".