85970432 has 20 divisors (see below), whose sum is σ = 171773976. Its totient is φ = 42984960.

The previous prime is 85970419. The next prime is 85970461. The reversal of 85970432 is 23407958.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83444 + ... + 84467.

Almost surely, 2^85970432 is an apocalyptic number.

It is an amenable number.

85970432 is a deficient number, since it is larger than the sum of its proper divisors (85803544).

85970432 is an equidigital number, since it uses as much as digits as its factorization.

85970432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167929 (or 167913 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 85970432 is about 9272.0241587261. The cubic root of 85970432 is about 441.3499038958.

The spelling of 85970432 in words is "eighty-five million, nine hundred seventy thousand, four hundred thirty-two".