100402629 has 8 divisors (see below), whose sum is σ = 141744960. Its totient is φ = 62997696.

The previous prime is 100402597. The next prime is 100402633. The reversal of 100402629 is 926204001.

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

It is not a de Polignac number, because 100402629 - 2⁵ = 100402597 is a prime.

It is a super-2 number, since 2×100402629² = 20161375820223282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100402599 and 100402608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100402699) 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, 984289 + ... + 984390.

It is an arithmetic number, because the mean of its divisors is an integer number (17718120).

Almost surely, 2^100402629 is an apocalyptic number.

It is an amenable number.

100402629 is a deficient number, since it is larger than the sum of its proper divisors (41342331).

100402629 is a wasteful number, since it uses less digits than its factorization.

100402629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968699.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 100402629 is about 10020.1112269276. Note that the first 3 decimals coincide. The cubic root of 100402629 is about 464.7809952627.

The spelling of 100402629 in words is "one hundred million, four hundred two thousand, six hundred twenty-nine".