70574429 has 32 divisors (see below), whose sum is σ = 81997920. Its totient is φ = 60383232.

The previous prime is 70574411. The next prime is 70574447. The reversal of 70574429 is 92447507.

It is an interprime number because it is at equal distance from previous prime (70574411) and next prime (70574447).

It can be written as a sum of positive squares in 16 ways, for example, as 1435204 + 69139225 = 1198^2 + 8315^2 .

It is a cyclic number.

It is not a de Polignac number, because 70574429 - 2⁸ = 70574173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70574392 and 70574401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70574459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 966737 + ... + 966809.

It is an arithmetic number, because the mean of its divisors is an integer number (2562435).

Almost surely, 2^70574429 is an apocalyptic number.

It is an amenable number.

70574429 is a deficient number, since it is larger than the sum of its proper divisors (11423491).

70574429 is a wasteful number, since it uses less digits than its factorization.

70574429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 70574429 is about 8400.8588251440. The cubic root of 70574429 is about 413.2527868688.

It can be divided in two parts, 705744 and 29, that multiplied together give a square (20466576 = 4524²).

The spelling of 70574429 in words is "seventy million, five hundred seventy-four thousand, four hundred twenty-nine".