70620480 has 336 divisors, whose sum is σ = 289096704. Its totient is φ = 15482880.

The previous prime is 70620427. The next prime is 70620527. The reversal of 70620480 is 8402607.

It is a tau number, because it is divible by the number of its divisors (336).

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, 624904 + ... + 625016.

Almost surely, 2^70620480 is an apocalyptic number.

70620480 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 70620480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144548352).

70620480 is an abundant number, since it is smaller than the sum of its proper divisors (218476224).

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

70620480 is a wasteful number, since it uses less digits than its factorization.

70620480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 70620480 is about 8403.5992289019. The cubic root of 70620480 is about 413.3426521197.

The spelling of 70620480 in words is "seventy million, six hundred twenty thousand, four hundred eighty".