100622040 has 32 divisors (see below), whose sum is σ = 301866480. Its totient is φ = 26832512.

The previous prime is 100622003. The next prime is 100622069. The reversal of 100622040 is 40226001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419139 + ... + 419378.

Almost surely, 2^100622040 is an apocalyptic number.

100622040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100622040 is an abundant number, since it is smaller than the sum of its proper divisors (201244440).

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

100622040 is a wasteful number, since it uses less digits than its factorization.

100622040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838531 (or 838527 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 100622040 is about 10031.0537831277. The cubic root of 100622040 is about 465.1193126601.

Adding to 100622040 its reverse (40226001), we get a palindrome (140848041).

The spelling of 100622040 in words is "one hundred million, six hundred twenty-two thousand, forty".