4400070 has 16 divisors (see below), whose sum is σ = 10560240. Its totient is φ = 1173344.

The previous prime is 4400069. The next prime is 4400101. The reversal of 4400070 is 700044.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an Ulam number.

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, 73305 + ... + 73364.

It is an arithmetic number, because the mean of its divisors is an integer number (660015).

Almost surely, 2^4400070 is an apocalyptic number.

4400070 is an abundant number, since it is smaller than the sum of its proper divisors (6160170).

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

4400070 is a wasteful number, since it uses less digits than its factorization.

4400070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146679.

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 4400070 is about 2097.6343818693. The cubic root of 4400070 is about 163.8651230926.

The spelling of 4400070 in words is "four million, four hundred thousand, seventy".