70916406 has 96 divisors (see below), whose sum is σ = 169150464. Its totient is φ = 19747200.

The previous prime is 70916371. The next prime is 70916413. The reversal of 70916406 is 60461907.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 517570 + ... + 517706.

It is an arithmetic number, because the mean of its divisors is an integer number (1761984).

Almost surely, 2^70916406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70916406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84575232).

70916406 is an abundant number, since it is smaller than the sum of its proper divisors (98234058).

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

70916406 is a wasteful number, since it uses less digits than its factorization.

70916406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 70916406 is about 8421.1879209527. The cubic root of 70916406 is about 413.9192005493.

The spelling of 70916406 in words is "seventy million, nine hundred sixteen thousand, four hundred six".