70533742 has 16 divisors (see below), whose sum is σ = 112982400. Its totient is φ = 32951520.

The previous prime is 70533737. The next prime is 70533767. The reversal of 70533742 is 24733507.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17817 + ... + 21412.

It is an arithmetic number, because the mean of its divisors is an integer number (7061400).

Almost surely, 2^70533742 is an apocalyptic number.

70533742 is a deficient number, since it is larger than the sum of its proper divisors (42448658).

70533742 is a wasteful number, since it uses less digits than its factorization.

70533742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39291.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 70533742 is about 8398.4368783721. The cubic root of 70533742 is about 413.1733565493.

The spelling of 70533742 in words is "seventy million, five hundred thirty-three thousand, seven hundred forty-two".