70652629 has 4 divisors (see below), whose sum is σ = 74808684. Its totient is φ = 66496576.

The previous prime is 70652599. The next prime is 70652633. The reversal of 70652629 is 92625607.

70652629 = 1425² + 1426² + ... + 1458².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35724529 + 34928100 = 5977^2 + 5910^2 .

It is a cyclic number.

It is not a de Polignac number, because 70652629 - 2⁷ = 70652501 is a prime.

It is a super-2 number, since 2×70652629² = 9983587969223282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70652929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2078002 + ... + 2078035.

It is an arithmetic number, because the mean of its divisors is an integer number (18702171).

Almost surely, 2^70652629 is an apocalyptic number.

It is an amenable number.

70652629 is a deficient number, since it is larger than the sum of its proper divisors (4156055).

70652629 is a wasteful number, since it uses less digits than its factorization.

70652629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156054.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 70652629 is about 8405.5118226078. The cubic root of 70652629 is about 413.4053654523.

It can be divided in two parts, 706 and 52629, that added together give a palindrome (53335).

The spelling of 70652629 in words is "seventy million, six hundred fifty-two thousand, six hundred twenty-nine".