401567430 has 32 divisors (see below), whose sum is σ = 1051377408. Its totient is φ = 97349600.

The previous prime is 401567417. The next prime is 401567443. The reversal of 401567430 is 34765104.

It is an interprime number because it is at equal distance from previous prime (401567417) and next prime (401567443).

It is a super-2 number, since 2×401567430² = 322512801673609800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 608106 + ... + 608765.

It is an arithmetic number, because the mean of its divisors is an integer number (32855544).

Almost surely, 2^401567430 is an apocalyptic number.

401567430 is an abundant number, since it is smaller than the sum of its proper divisors (649809978).

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

401567430 is a wasteful number, since it uses less digits than its factorization.

401567430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216892.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 401567430 is about 20039.1474369545. The cubic root of 401567430 is about 737.7674556140.

It can be divided in two parts, 40156 and 7430, that added together give a triangular number (47586 = T₃₀₈).

The spelling of 401567430 in words is "four hundred one million, five hundred sixty-seven thousand, four hundred thirty".