70486416 has 320 divisors, whose sum is σ = 273315840. Its totient is φ = 16796160.

The previous prime is 70486399. The next prime is 70486433. The reversal of 70486416 is 61468407.

70486416 is a `hidden beast` number, since 7 + 0 + 4 + 8 + 641 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (70486399) and next prime (70486433).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 432351 + ... + 432513.

It is an arithmetic number, because the mean of its divisors is an integer number (854112).

Almost surely, 2^70486416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70486416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136657920).

70486416 is an abundant number, since it is smaller than the sum of its proper divisors (202829424).

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

70486416 is a wasteful number, since it uses less digits than its factorization.

70486416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 70486416 is about 8395.6188574756. The cubic root of 70486416 is about 413.0809269466.

Subtracting from 70486416 its reverse (61468407), we obtain a square (9018009 = 3003²).

The spelling of 70486416 in words is "seventy million, four hundred eighty-six thousand, four hundred sixteen".