70623742 has 16 divisors (see below), whose sum is σ = 121436640. Its totient is φ = 30175488.

The previous prime is 70623733. The next prime is 70623769. The reversal of 70623742 is 24732607.

It is a happy 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, 2767 + ... + 12202.

It is an arithmetic number, because the mean of its divisors is an integer number (7589790).

Almost surely, 2^70623742 is an apocalyptic number.

70623742 is a deficient number, since it is larger than the sum of its proper divisors (50812898).

70623742 is a wasteful number, since it uses less digits than its factorization.

70623742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15315.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 70623742 is about 8403.7933101665. The cubic root of 70623742 is about 413.3490161988.

The spelling of 70623742 in words is "seventy million, six hundred twenty-three thousand, seven hundred forty-two".