70406546 has 16 divisors (see below), whose sum is σ = 121441344. Its totient is φ = 29988144.

The previous prime is 70406543. The next prime is 70406551. The reversal of 70406546 is 64560407.

It is not an unprimeable number, because it can be changed into a prime (70406543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13145 + ... + 17708.

It is an arithmetic number, because the mean of its divisors is an integer number (7590084).

Almost surely, 2^70406546 is an apocalyptic number.

70406546 is a deficient number, since it is larger than the sum of its proper divisors (51034798).

70406546 is a wasteful number, since it uses less digits than its factorization.

70406546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31025.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 70406546 is about 8390.8608616756. The cubic root of 70406546 is about 412.9248437132.

The spelling of 70406546 in words is "seventy million, four hundred six thousand, five hundred forty-six".