70162140 has 24 divisors (see below), whose sum is σ = 196454160. Its totient is φ = 18709888.

The previous prime is 70162123. The next prime is 70162181. The reversal of 70162140 is 4126107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584625 + ... + 584744.

It is an arithmetic number, because the mean of its divisors is an integer number (8185590).

Almost surely, 2^70162140 is an apocalyptic number.

It is an amenable number.

70162140 is an abundant number, since it is smaller than the sum of its proper divisors (126292020).

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

70162140 is a wasteful number, since it uses less digits than its factorization.

70162140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169381 (or 1169379 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 70162140 is about 8376.2843791266. The cubic root of 70162140 is about 412.4464870894.

Adding to 70162140 its reverse (4126107), we get a palindrome (74288247).

The spelling of 70162140 in words is "seventy million, one hundred sixty-two thousand, one hundred forty".