425547156 has 12 divisors (see below), whose sum is σ = 992943392. Its totient is φ = 141849048.

The previous prime is 425547113. The next prime is 425547169. The reversal of 425547156 is 651745524.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17731120 + ... + 17731143.

Almost surely, 2^425547156 is an apocalyptic number.

It is an amenable number.

425547156 is an abundant number, since it is smaller than the sum of its proper divisors (567396236).

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

425547156 is a wasteful number, since it uses less digits than its factorization.

425547156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35462270 (or 35462268 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 425547156 is about 20628.7943418902. The cubic root of 425547156 is about 752.1698089628.

It can be divided in two parts, 425 and 547156, that added together give a triangular number (547581 = T₁₀₄₆).

The spelling of 425547156 in words is "four hundred twenty-five million, five hundred forty-seven thousand, one hundred fifty-six".