70462749 has 8 divisors (see below), whose sum is σ = 107371840. Its totient is φ = 40264416.

The previous prime is 70462741. The next prime is 70462753. The reversal of 70462749 is 94726407.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70462749 - 2³ = 70462741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70462741) 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 7 ways as a sum of consecutive naturals, for example, 1677664 + ... + 1677705.

It is an arithmetic number, because the mean of its divisors is an integer number (13421480).

Almost surely, 2^70462749 is an apocalyptic number.

It is an amenable number.

70462749 is a deficient number, since it is larger than the sum of its proper divisors (36909091).

70462749 is a wasteful number, since it uses less digits than its factorization.

70462749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355379.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 70462749 is about 8394.2092540036. The cubic root of 70462749 is about 413.0346888142.

The spelling of 70462749 in words is "seventy million, four hundred sixty-two thousand, seven hundred forty-nine".