401626030 has 16 divisors (see below), whose sum is σ = 778536864. Its totient is φ = 148292640.

The previous prime is 401626021. The next prime is 401626031. The reversal of 401626030 is 30626104.

It is a super-2 number, since 2×401626030² = 322606935947121800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401625992 and 401626010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401626031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1544586 + ... + 1544845.

It is an arithmetic number, because the mean of its divisors is an integer number (48658554).

Almost surely, 2^401626030 is an apocalyptic number.

401626030 is a deficient number, since it is larger than the sum of its proper divisors (376910834).

401626030 is a wasteful number, since it uses less digits than its factorization.

401626030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3089451.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 401626030 is about 20040.6095216687. The cubic root of 401626030 is about 737.8033408866.

The spelling of 401626030 in words is "four hundred one million, six hundred twenty-six thousand, thirty".