70040037 has 8 divisors (see below), whose sum is σ = 97447104. Its totient is φ = 44663168.

The previous prime is 70040027. The next prime is 70040059. The reversal of 70040037 is 73004007.

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

It is a cyclic number.

It is not a de Polignac number, because 70040037 - 2¹⁹ = 69515749 is a prime.

It is a super-2 number, since 2×70040037² = 9811213565922738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70039995 and 70040022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70040027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507468 + ... + 507605.

It is an arithmetic number, because the mean of its divisors is an integer number (12180888).

Almost surely, 2^70040037 is an apocalyptic number.

It is an amenable number.

70040037 is a deficient number, since it is larger than the sum of its proper divisors (27407067).

70040037 is a wasteful number, since it uses less digits than its factorization.

70040037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015099.

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 70040037 is about 8368.9925917042. The cubic root of 70040037 is about 412.2070882909.

The spelling of 70040037 in words is "seventy million, forty thousand, thirty-seven".