70250544 has 160 divisors (see below), whose sum is σ = 248317440. Its totient is φ = 18517248.

The previous prime is 70250539. The next prime is 70250563. The reversal of 70250544 is 44505207.

70250544 is a `hidden beast` number, since 70 + 2 + 50 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 38419 + ... + 40205.

It is an arithmetic number, because the mean of its divisors is an integer number (1551984).

Almost surely, 2^70250544 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 70250544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124158720).

70250544 is an abundant number, since it is smaller than the sum of its proper divisors (178066896).

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

70250544 is a wasteful number, since it uses less digits than its factorization.

70250544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824 (or 1812 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 70250544 is about 8381.5597593765. The cubic root of 70250544 is about 412.6196413290.

The spelling of 70250544 in words is "seventy million, two hundred fifty thousand, five hundred forty-four".