100534390 has 32 divisors (see below), whose sum is σ = 199389600. Its totient is φ = 36192000.

The previous prime is 100534351. The next prime is 100534409. The reversal of 100534390 is 93435001.

It is a congruent number.

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, 6586 + ... + 15634.

It is an arithmetic number, because the mean of its divisors is an integer number (6230925).

Almost surely, 2^100534390 is an apocalyptic number.

100534390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100534390 is a deficient number, since it is larger than the sum of its proper divisors (98855210).

100534390 is a wasteful number, since it uses less digits than its factorization.

100534390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9168.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 100534390 is about 10026.6838984781. The cubic root of 100534390 is about 464.9842211472.

Adding to 100534390 its reverse (93435001), we get a palindrome (193969391).

The spelling of 100534390 in words is "one hundred million, five hundred thirty-four thousand, three hundred ninety".