70446460 has 96 divisors (see below), whose sum is σ = 175738752. Its totient is φ = 23224320.

The previous prime is 70446443. The next prime is 70446473. The reversal of 70446460 is 6464407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 623364 + ... + 623476.

It is an arithmetic number, because the mean of its divisors is an integer number (1830612).

Almost surely, 2^70446460 is an apocalyptic number.

70446460 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70446460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87869376).

70446460 is an abundant number, since it is smaller than the sum of its proper divisors (105292292).

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

70446460 is a wasteful number, since it uses less digits than its factorization.

70446460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 70446460 is about 8393.2389457229. The cubic root of 70446460 is about 413.0028590382.

The spelling of 70446460 in words is "seventy million, four hundred forty-six thousand, four hundred sixty".