70303032 has 32 divisors (see below), whose sum is σ = 195286800. Its totient is φ = 23434272.

The previous prime is 70303027. The next prime is 70303039. The reversal of 70303032 is 23030307.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 70302996 and 70303014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70303039) 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, 162523 + ... + 162954.

Almost surely, 2^70303032 is an apocalyptic number.

70303032 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

70303032 is an abundant number, since it is smaller than the sum of its proper divisors (124983768).

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

70303032 is a wasteful number, since it uses less digits than its factorization.

70303032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325492 (or 325482 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 18.

The square root of 70303032 is about 8384.6903341745. The cubic root of 70303032 is about 412.7223792671.

Adding to 70303032 its reverse (23030307), we get a palindrome (93333339).

The spelling of 70303032 in words is "seventy million, three hundred three thousand, thirty-two".